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Home My Public Portal AboutSt Louis CountyMCM 6 Permit Section 4.6.C requires that the 2021-2026 SWMP (BMP Number 59) list municipal operations subject to NPDES and No Exposure Certifications List each of your SIC facilities names and premise addresses subject to NPDES below List each of your NPDES facilities permit numbers, as applicable No Exposure Exemption Certification Transportation Maintenance District #1 4045 Seven Hills Drive St. Louis, MO 63033 No NPDES number, No Exposure Certification Applies No Exposure Exemption Certification copy provided MO-NX 00330 Transportation Maintenance District #2 11202 Schaefer Drive St. Louis, MO 63043 No NPDES number, No Exposure Certification Applies No Exposure Exemption Certification copy provided MO-NX 00331 Transportation Maintenance District #3 16099 Ruck Road St. Louis, MO 63021 No NPDES number, No Exposure Certification Applies No Exposure Exemption Certification copy provided MO-NX 00329 Transportation Maintenance District #4 10996 Kohrs Lane St. Louis, MO 63123 No NPDES number, No Exposure Certification Applies No Exposure Exemption Certification copy provided MO-NX 00328 Transportation Maintenance District #5 433 Cliff Cave Road St. Louis, MO 63125 No NPDES number, No Exposure Certification Applies No Exposure Exemption Certification copy provided MO-NX 00327 STLCo Traffic Operations Building 2688 Adie Road St. Louis, MO 63043 No NPDES number, No Exposure Certification Applies No Exposure Exemption Certification copy provided MO-NX 00074 STLCo Fleet Management Main Garage 2500 Drilling Service Drive Maryland Heights, MO 63043 No NPDES number, No Exposure Certification Applies No Exposure Exemption Certification copy provided MO-NX 00073 STLCo Construction Division Headquarters 11295 Schaefer Drive Maryland Heights, MO 63043 No NPDES number, No Exposure Certification Applies No Exposure Exemption Certification copy provided MO-NX 00749 STLCo Materials Laboratory 11283 Schaefer Drive Maryland Heights, MO 63043 No NPDES number, No Exposure Certification Applies No Exposure Exemption Certification copy provided MO-NX 00069 STLCo MET Center 6347 Plymouth Avenue Wellston, MO 63133 No NPDES number, No Exposure Certification Applies No Exposure Exemption Certification copy provided MO-NX 00326 January 10, 2020 Missouri Department of dnr.mo.gov NATURAL RESOURCES Michael L. Parson, Governor Carol S. Comer, Director St. Louis County Dept. of Transportation Attn: Charles M. Thien 1050 North Lindbergh St. Louis, MO 63132 RE: No Exposure Certification; MONX00330, STLCo Maintenance District One, St. Louis, St Louis County Dear Applicant: The Missouri Department of Natural Resources (Department) received your enclosed application for no exposure certification renewal for exclusion from industrial stormwater permitting at STLCo Maintenance District One, located at 4045 Seven Hills Drive, St. Louis, MO 63033. This letter serves as notification of exclusion from applicable industrial stormwater permits. The Department is hereby issuing the renewed no exposure certification MONX00330. Please refer to this number in future correspondence. At any time, the Department may review the eligibility. This certification is void if at any time the facility operation is significantly changed, the facility is physically changed, the facility changes ownership, stormwater from the facility is found to have violated water quality standards, or the facility is not operated in accordance with 10 CSR 20-6.200 (1) (C). Your facility is required to notify the Department in writing within 30 days if any of the above events or conditions have or are going to occur. If you would like the Department to meet with you to discuss how to satisfy any of the no exposure requirements, an appointment can be set up by contacting Mr. Birhanu Kinfe at 314-416-2461. These visits are called Compliance Assistance Visits (CAV). This exclusion is effective January 10, 2020, and will expire on January 9, 2025. Please reapply for the stormwater exclusion 30 days prior to this date. The State of Missouri certification form is available at this website: https://dnr.mo.gov/env/wpp/stormwater/sw-industrial-permits.htm. If you were adversely affected by this decision, you may be entitled to an appeal before the Administrative Hearing Commission (AHC) pursuant to Sections 644.051.6 and 621.250, RSMo. To appeal, you must file a petition with the AHC within thirty days after the date this decision was mailed or the date it was delivered, whichever date was earlier. If any such petition is sent by registered mail or certified mail, it will be deemed filed on the date it is mailed; if it is sent by any method other than registered mail or certified mail, it will be deemed filed on the date it is received by the AHC. tuft Recycled paper STLCo Maintenance District One January 10, 2020 Page 2 of 2 Contact information for the AHC is as follows: Administrative Hearing Commission, United States Post Office Bldg., Third Floor, 131 West High Street, Jefferson City, MO 65101, and PO Box 1557, Jefferson City, MO 65102. Phone: 573-751-2422, Fax: 573-751-5018, Website: www.oa.mo.gov/ahc. Please be aware that this facility may also be subject to other federal, state, county or other local ordinances or restrictions. If you have any questions or comments concerning this letter, please do not hesitate to contact Birhanu Kinfe of the St. Louis Regional Office at 314-416-2474 or by mail to 7545 South Lindbergh Blvd., Suite 210, St. Louis, MO 63125. Sincerely, ST. LOUIS REGIONAL OFFICE Dorothy E. Franklin Regional Director DEFBKM/jws Enclosure Missouri Department of dnr.mo.gov NATURAL RESOURCES Michael L. Parson, Governor Carol S. Comer, Director January 10, 2020 St. Louis County Dept. of Transportation Attn: Charles M. Thien 1050 North Lindbergh St. Louis, MO 63132 RE: No Exposure Certification; MONX00331, STLCo Maintenance District Two, St. Louis, MO, St Louis County Dear Permittee: The Missouri Department of Natural Resources (Department) received your enclosed application for no exposure certification renewal for exclusion from industrial stormwater permitting at STLCo Maintenance District Two, located at 11201 Schaefer Drive in St. Louis, MO 63043. This letter serves as notification of exclusion from applicable industrial stormwater permits. The Department is hereby issuing the renewed no exposure certification MONX00331. Please refer to this number in future correspondence. At any time, the Department may review the eligibility. This certification is void if at any time the facility operation is significantly changed, the facility is physically changed, the facility changes ownership, stormwater from the facility is found to have violated water quality standards, or the facility is not operated in accordance with 10 CSR 20-6.200 (1) (C). Your facility is required to notify the Department in writing within 30 days if any of the above events or conditions have or are going to occur. If you would like the Department to meet with you to discuss how to satisfy any of the no exposure requirements, an appointment can be set up by contacting Mr. Birhanu Kinfe at 314-416-2461. These visits are called Compliance Assistance Visits (CAV). This exclusion is effective January 10, 2020, and will expire on January 9, 2025. Please reapply for the stormwater exclusion 30 days prior to this date. The State of Missouri certification form is available at this website: https://dnr.mo.gov/env/wpp/stormwater/sw-industrial-permits.htm. If you were adversely affected by this decision, you may be entitled to an appeal before the Administrative Hearing Commission (AHC) pursuant to Sections 644.051.6 and 621.250, RSMo. To appeal, you must file a petition with the AHC within thirty days after the date this decision was mailed or the date it was delivered, whichever date was earlier. If any such petition is sent by registered mail or certified mail, it will be deemed filed on the date it is mailed; if it is sent by any method other than registered mail or certified mail, it will be deemed filed on the date it is received by the AHC. Contact information for the AHC is as follows: Administrative Hearing Commission, United States Post Office Bldg., Third Floor, 131 West High Street, Jefferson City, MO 65101, and PO Box 1557, Jefferson City, MO 65102. Phone: 573-751-2422, Fax: 573-751-5018, Website: www.oa.mo.gov/ahc. Recycled paper STLCo Maintenance District Two January 10, 2020 Page2of2 Please be aware that this facility may also be subject to other federal, state, county or other local ordinances or restrictions. If you have any questions or comments concerning this letter, please do not hesitate to contact Birhanu Kinfe of the St. Louis Regional Office at 314-416-2474 or by mail to 7545 South Lindbergh Blvd., Suite 210, St. Louis, MO 63125. Sincerely, ST. LOUIS REGIONAL OFFICE Dorothy E. Franklin Regional Director DEFBKM/jws Enclosure ,.,,,, ✓w% January 28, 2020 Missouri Department of dnr.mo.gov NATURAL RESOURCES Michael L. Parson, Governor Carol S. Comer, Director St. Louis County Dept. of Transportation Attn: Charles M. Thien 1050 North Lindbergh St. Louis, MO 63132 RE: No Exposure Certification; MONX00329, STLCo Maintenance District Three, St Louis, MO, St Louis County Dear Permittee: The Missouri Department of Natural Resources (Department) received your enclosed application for no exposure certification renewal for exclusion from industrial storm water permitting at STLCo Maintenance District Three, located at 16099 Ruck Road, St. Louis, MO 63021. This letter serves as notification of exclusion from applicable industrial storm water permits. The Department is hereby issuing the renewed no exposure certification MONX00329. Please refer to this number in future correspondence. At any time, the Department may review the eligibility. This certification is void if at any time the facility operation is significantly changed, the facility is physically changed, the facility changes ownership, storm water from the facility is found to have violated water quality standards, or the facility is not operated in accordance with 10 CSR 20-6.200 (1) (C). Your facility is required to notify the Department in writing within 30 days if any of the above events or conditions have or are going to occur. If you would like the Department to meet with you to discuss how to satisfy any of the no exposure requirements, an appointment can be set up by contacting Mr. Birhanu Kinfe at 314-416-2461. These visits are called Compliance Assistance Visits (CAV). This exclusion is effective January 28, 2020 and will expire on January 27, 2025. Please reapply for the storm water exclusion 30 days prior to this date. The State of Missouri certification form is available at this website: https://dnr.mo.gov/env/wpp/stormwater/sw-industrial-permits.htm. If you were adversely affected by this decision, you may be entitled to an appeal before the Administrative Hearing Commission (AHC) pursuant to Sections 644.051.6 and 621.250, RSMo. To appeal, you must file a petition with the AHC within thirty days after the date this decision was mailed or the date it was delivered, whichever date was earlier. If any such petition is sent by registered mail or certified mail, it will be deemed filed on the date it is mailed; if it is sent by any method other than registered mail or certified mail, it will be deemed filed on the date it is received by the AHC. Contact information for the AHC is as follows: Administrative Hearing Commission, United States Post Office Bldg., Third Floor, 131 West High Street, Jefferson City, MO 65101, and PO Box 1557, Jefferson City, MO 65102. Phone: 573-751-2422, Fax: 573-751-5018, Website: www.oa.mo.gov/ahc. Recycled paper STLCo Maintenance District Three January 28, 2020 Page 2 of 2 Please be aware that this facility may also be subject to other federal, state, county or other local ordinances or restrictions. If you have any questions or comments concerning this letter, please do not hesitate to contact Birhanu Kinfe of the St. Louis Regional Office at (314) 416-2474 or by mail to 7545 South Lindbergh Blvd., Suite 210, St. Louis, MO 63125. Sincerely, ST. LOUIS REGIONAL OFFICE • Dorothy E. Franklin Regional Director DEF/BK/deb Enclosure .0.0.00 January 10, 2020 Missouri Department of dnr.mo.gov NATURAL RESOURCES Michael L. Parson, Governor Carol S. Comer, Director St. Louis County Dept. of Transportation Attn: Charles M. Thien 1050 North Lindbergh St. Louis, MO 63132 RE: No Exposure Certification; MONX00328, STLCo Maintenance District Four, St Louis, MO, St Louis County Dear Permittee: The Missouri Department of Natural Resources (Department) received your enclosed application for no exposure certification renewal for exclusion from industrial stormwater permitting at STLCo Maintenance District Four, located at 10996 Kohrs Lane, St. Louis, MO 63123. This letter serves as notification of exclusion from applicable industrial stormwater permits. The Department is hereby issuing the renewed no exposure certification MONX00328. Please refer to this number in future correspondence. At any time, the Department may review the eligibility. This certification is void if at any time the facility operation is significantly changed, the facility is physically changed, the facility changes ownership, stormwater from the facility is found to have violated water quality standards, or the facility is not operated in accordance with 10 CSR 20-6.200 (1) (C). Your facility is required to notify the Department in writing within 30 days if any of the above events or conditions have or are going to occur. If you would like the Department to meet with you to discuss how to satisfy any of the no exposure requirements, an appointment can be set up by contacting Mr. Birhanu Kinfe at 314-416-2461. These visits are called Compliance Assistance Visits (CAV). This exclusion is effective January 10, 2020, and will expire on January 9, 2025. Please reapply for the stormwater exclusion 30 days prior to this date. The State of Missouri certification form is available at this website: https://dnr.mo.gov/env/wpp/stormwater/sw-industrial-permits.htm. If you were adversely affected by this decision, you may be entitled to an appeal before the Administrative Hearing Commission (AHC) pursuant to Sections 644.051.6 and 621.250, RSMo. To appeal, you must file a petition with the AHC within thirty days after the date this decision was mailed or the date it was delivered, whichever date was earlier. If any such petition is sent by registered mail or certified mail, it will be deemed filed on the date it is mailed; if it is sent by any method other than registered mail or certified mail, it will be deemed filed on the date it is received by the AHC. ta Recycled paper STLCo Maintenance District Four January 10, 2020 Page 2of2 Contact information for the AHC is as follows: Administrative Hearing Commission, United States Post Office Bldg., Third Floor, 131 West High Street, Jefferson City, MO 65101, and PO Box 1557, Jefferson City, MO 65102. Phone: 573-751-2422, Fax: 573-751-5018, Website: www.oa.mo.gov/ahc. Please be aware that this facility may also be subject to other federal, state, county or other local ordinances or restrictions. If you have any questions or comments concerning this letter, please do not hesitate to contact Birhanu Kinfe of the St. Louis Regional Office at 314-416-2474 or by mail to 7545 South Lindbergh Blvd., Suite 210, St. Louis, MO 63125. Sincerely, ST. LOUIS REGIONAL OFFICE K,dwit_/e..4A.. Dorothy E. Franklin Regional Director DEF/BKM/jws Enclosure 0%0% January 10, 2020 Missouri Department of dnr.mo.gov NATURAL RESOURCES Michael L. Parson, Governor Carol S. Comer, Director St. Louis County Dept. of Transportation Attn: Charles M. Thien 1050 North Lindbergh St. Louis, MO 63132 RE: No Exposure Certification; MONX00327, STLCo Maintenance District Five, St. Louis, MO, St Louis County Dear Permittee: The Missouri Department of Natural Resources (Department) received your enclosed application for no exposure certification renewal for exclusion from industrial stormwater permitting at STLCo Maintenance District Five, located at 433 Cliff Cave Road, St. Louis, MO 63125. This letter serves as notification of exclusion from applicable industrial stormwater permits. The Department is hereby issuing the renewed no exposure certification MONX00327. Please refer to this number in future correspondence. At any time, the Department may review the eligibility. This certification is void if at any time the facility operation is significantly changed, the facility is physically changed, the facility changes ownership, stormwater from the facility is found to have violated water quality standards, or the facility is not operated in accordance with 10 CSR 20-6.200 (1) (C). Your facility is required to notify the Department in writing within 30 days if any of the above events or conditions have or are going to occur. If you would like the Department to meet with you to discuss how to satisfy any of the no exposure requirements, an appointment can be set up by contacting Mr. Birhanu Kinfe at 314-416-2461. These visits are called Compliance Assistance Visits (CAV). This exclusion is effective January 10, 2020, and will expire on January 9, 2025. Please reapply for the stormwater exclusion 30 days prior to this date. The State of Missouri certification form is available at this website: https://dnr.mo.gov/env/wpp/stormwater/sw-industrial-permits.htm. If you were adversely affected by this decision, you may be entitled to an appeal before the Administrative Hearing Commission (AHC) pursuant to Sections 644.051.6 and 621.250, RSMo. To appeal, you must file a petition with the AHC within thirty days after the date this decision was mailed or the date it was delivered, whichever date was earlier. If any such petition is sent by registered mail or certified mail, it will be deemed filed on the date it is mailed; if it is sent by any method other than registered mail or certified mail, it will be deemed filed on the date it is received by the AHC. Recycled paper STLCo Maintenance District Five January 10, 2020 Page 2 of 2 Contact information for the AI -IC is as follows: Administrative Hearing Commission, United States Post Office Bldg., Third Floor, 131 West High Street, Jefferson City, MO 65101, and PO Box 1557, Jefferson City, MO 65102. Phone: 573-751-2422, Fax: 573-751-5018, Website: www.oa.mo.gov/ahc. Please be aware that this facility may also be subject to other federal, state, county or other local ordinances or restrictions. If you have any questions or comments concerning this letter, please do not hesitate to contact Birhanu Kinfe of the St. Louis Regional Office at 314-416-2474 or by mail to 7545 South Lindbergh Blvd., Suite 210, St. Louis, MO 63125. Sincerely, ST. LOUIS REGIONAL OFFICE re - Dorothy E. Franklin Regional Director DEF/BKM/jws Enclosure Missouri Department of dnr.mo.gov NATURAL RESOURCES Michael L. Parson, Governor January 10, 2020 St. Louis County Dept. of Transportation Attn: Charles M. Thien 1050 North Lindbergh St. Louis, MO 63132 Carol S. Comer, Director RE: No Exposure Certification; MONX00074, STLCo Traffic Operations Building, Maryland Heights, MO, St Louis County Dear Applicant: The Missouri Department of Natural Resources (Department) received your enclosed application for no exposure certification renewal for exclusion from industrial stormwater permitting at STLCo Traffic Operations Building, located at 2688 Adie Road, Maryland Heights, St. Louis, MO 63043. This letter serves as notification of exclusion from applicable industrial stormwater permits. The Department is hereby issuing the renewed no exposure certification MONX00074. Please refer to this number in future correspondence. At any time, the Department may review the eligibility. This certification is void if at any time the facility operation is significantly changed, the facility is physically changed, the facility changes ownership, stormwater from the facility is found to have violated water quality standards, or the facility is not operated in accordance with 10 CSR 20-6.200 (1) (C). Your facility is required to notify the Department in writing within 30 days if any of the above events or conditions have or are going to occur. If you would like the Department to meet with you to discuss how to satisfy any of the no exposure requirements, an appointment can be set up by contacting Mr. Birhanu Kinfe at 314-416-2461. These visits are called Compliance Assistance Visits (CAV). This exclusion is effective January 10, 2020, and will expire on January 9, 2025. Please reapply for the stormwater exclusion 30 days prior to this date. The State of Missouri certification form is available at this website: https://dnr.mo.gov/env/wpp/stormwater/sw-industrial-permits.htm. If you were adversely affected by this decision, you may be entitled to an appeal before the Administrative Hearing Commission (AHC) pursuant to Sections 644.051.6 and 621.250, RSMo. To appeal, you must file a petition with the AHC within thirty days after the date this decision was mailed or the date it was delivered, whichever date was earlier. If any such petition is sent by registered mail or certified mail, it will be deemed filed on the date it is mailed; if it is sent by any method other than registered mail or certified mail, it will be deemed filed on the date it is received by the AHC. Recycled paper STLCo Traffic Operations Building January 10, 2020 Page 2 of 2 Contact information for the AHC is as follows: Administrative Hearing Commission, United States Post Office Bldg., Third Floor, 131 West High Street, Jefferson City, MO 65101, and PO Box 1557, Jefferson City, MO 65102. Phone: 573-751-2422, Fax: 573-751-5018, Website: www.oa.mo.gov/ahc. Please be aware that this facility may also be subject to other federal, state, county or other local ordinances or restrictions. If you have any questions or comments concerning this letter, please do not hesitate to contact Birhanu Kinfe of the St. Louis Regional Office at 314-416-2474 or by mail to 7545 South Lindbergh Blvd., Suite 210, St. Louis, MO 63125. Sincerely, ST. LOUIS REGIONAL OFFICE Dorothy E. Franklin Regional Director DEF/BKM/jws Enclosure 14 January 10, 2020 Missouri Department of dnr.mo.gov NATURAL RESOURCES Michael L. Parson, Governor Carol S. Comer, Director St. Louis County Dept. of Transportation Attn: Craig Boyles 1050 North Lindbergh St. Louis, MO 63132 RE: No Exposure Certification; MONX00073, STLCo Fleet Management Main Garage, Maryland Heights, MO, St Louis County Dear Applicant: The Missouri Department of Natural Resources (Department) received your enclosed application for no exposure certification renewal for exclusion from industrial stormwater permitting at STLCo Fleet Management Main Garage, located at 2500 Drilling Service Drive, Maryland Heights, MO 63043. This letter serves as notification of exclusion from applicable industrial stormwater permits. The Department is hereby issuing the renewed no exposure certification MONX00073. Please refer to this number in future correspondence. At any time, the Department may review the eligibility. This certification is void if at any time the facility operation is significantly changed, the facility is physically changed, the facility changes ownership, stormwater from the facility is found to have violated water quality standards, or the facility is not operated in accordance with 10 CSR 20-6.200 (1) (C). Your facility is required to notify the Department in writing within 30 days if any of the above events or conditions have or are going to occur. If you would like the Department to meet with you to discuss how to satisfy any of the no exposure requirements, an appointment can be set up by contacting Mr. Birhanu Kinfe at 314-416-2461. These visits are called Compliance Assistance Visits (CAV). This exclusion is effective January 10, 2020, and will expire on January 9, 2025. Please reapply for the stormwater exclusion 30 days prior to this date. The State of Missouri certification form is available at this website: https://dnr.mo.gov/env/wpp/stormwater/sw-industrial-permits.htm. If you were adversely affected by this decision, you may be entitled to an appeal before the Administrative Hearing Commission (AHC) pursuant to Sections 644.051.6 and 621.250, RSMo. To appeal, you must file a petition with the AHC within thirty days after the date this decision was mailed or the date it was delivered, whichever date was earlier. If any such petition is sent by registered mail or certified mail, it will be deemed filed on the date it is mailed; if it is sent by any method other than registered mail or certified mail, it will be deemed filed on the date it is received by the AHC. 411/ Recycled paper STLCo Fleet Management Main Garage January 10, 2020 Page 2of2 Contact information for the AHC is as follows: Administrative Hearing Commission, United States Post Office Bldg., Third Floor, 131 West High Street, Jefferson City, MO 65101, and PO Box 1557, Jefferson City, MO 65102. Phone: 573-751-2422, Fax: 573-751-5018, Website: www.oa.mo.gov/ahc. Please be aware that this facility may also be subject to other federal, state, county or other local ordinances or restrictions. If you have any questions or comments concerning this letter, please do not hesitate to contact Birhanu Kinfe of the St. Louis Regional Office at 314-416-2474 or by mail to 7545 South Lindbergh Blvd., Suite 210, St. Louis, MO 63125. Sincerely, ST. LOUIS REGIONAL OFFICE F Dorothy E. Franklin Regional Director DEF/BKM/jws Enclosure January 10, 2020 Missouri Department of dnr.mo.gov NATURAL RESOURCES Michael L. Parson, Governor Carol S. Comer, Director St. Louis County Dept. of Transportation Attn: Matthew J. Gruendler 1050 North Lindbergh St. Louis, 63132 RE: No Exposure Certification; MONX00749, STLCo Construction Division Headquarters, St. Louis, St. Louis County Dear Permittee: The Missouri Department of Natural Resources (Department) received your enclosed application for no exposure certification for exclusion from industrial stormwater permitting at STLCo Construction Division Headquarters, located at 11295 Schaefer Drive, Maryland Heights, Missouri, 63043. This letter serves as notification of exclusion from applicable industrial stormwater permits. The Department is hereby issuing the no exposure certification MONX00749. Please refer to this number in future correspondence. At any time, the Department may review the eligibility. This certification is void if at any time the facility operation is significantly changed, the facility is physically changed, the facility changes ownership, stormwater from the facility is found to have violated water quality standards, or the facility is not operated in accordance with 10 CSR 20-6.200 (1) (C). Your facility is required to notify the Department in writing within 30 days if any of the above events or conditions have or are going to occur. If you would like the Department to meet with you to discuss how to satisfy any of the no exposure requirements, an appointment can be set up by contacting Mr. Birhanu Kinfe at 314-416-2461. These visits are called Compliance Assistance Visits (CAV). This exclusion is effective January 10, 2020, and will expire on January 9, 2025. Please reapply for the stormwater exclusion 30 days prior to this date. The State of Missouri certification form is available at this website: https://dnr.mo.gov/env/wpp/stormwater/sw-industrial-permits.htm. If you were adversely affected by this decision, you may be entitled to an appeal before the Administrative Hearing Commission (AHC) pursuant to Sections 644.051.6 and 621.250, RSMo. To appeal, you must file a petition with the AHC within thirty days after the date this decision was mailed or the date it was delivered, whichever date was earlier. If any such petition is sent by registered mail or certified mail, it will be deemed filed on the date it. is mailed; if it is sent by any method other than registered mail or certified mail, it will be deemed filed on the date it is received by the AHC. a Recycled paper STLCo Construction Division Headquarters January 10, 2020 'Page2of2 Contact information for the AHC is as follows: Administrative Hearing Commission, United States Post Office Bldg., Third Floor, 131 West High Street, Jefferson City, MO 65101, and PO Box 1557, Jefferson City, MO 65102, Phone: 573-751-2422, Fax: 573-751-5018, Website: www.oa.mo.gov/ahc. Please be aware that this facility may also be subject to other federal, state, county or other local ordinances or restrictions. If you have any questions or comments concerning this letter, please do not hesitate to contact Birhanu Kinfe of the St. Louis Regional Office at 314-416-2474 or by mail to 7545 South Lindbergh Blvd., Suite 210, St. Louis, MO 63125. Sincerely, ST. LOUIS REGIONAL OFFICE Dorothy E. E. Franklin Regional Director DEF/BKM/jws Enclosure January 10, 2020 Missouri Department of dnr.mo.gov NATURAL RESOURCES Michael L. Parson, Governor Carol S. Comer, Director St. Louis County Dept. of Transportation Attn: Vincent Ogar 1050 North Lindbergh St. Louis, MO 63132 RE: No Exposure Certification; MONX0069, STLCo Materials Laboratory, Maryland Heights, MO, Saint Louis County Dear Applicant: The Missouri Department of Natural Resources (Department) received your enclosed, application for no exposure certification renewal for exclusion from industrial stormwater permitting at STLCo Materials Laboratory, located at 11283 Schaefer Drive, Maryland Heights, MO 63043. This letter serves as notification of exclusion from applicable industrial stormwater permits. The Department is hereby issuing the renewed no exposure certification MONX00069. Please refer to this number in future correspondence. At any time, the Department may review the eligibility. This certification is void if at any time the facility operation is significantly changed, the facility is physically changed, the facility changes ownership, stormwater from the facility is found to have violated water quality standards, or the facility is not operated in accordance with 10 CSR 20-6.200 (1) (C). Your facility is required to notify the Department in writing within 30 days if any of the above events or conditions have or are going to occur. If you would like the Department to meet with you to discuss how to satisfy any of the no exposure requirements, an appointment can be set up by contacting Mr. Birhanu Kinfe at 314-416-2461. These visits are called Compliance Assistance Visits (CAV). This exclusion is effective January 10, 2020, and will expire on January 09, 2025. Please reapply for the stormwater exclusion 30 days prior to this date. The State of Missouri certification form is available at this website: https://dnr.mo.gov/env/wpp/stormwater/sw-industrial-permits.htm. If you were adversely affected by this decision, you may be entitled to an appeal before the Administrative Hearing Commission (AHC) pursuant to Sections 644.051.6 and 621.250, RSMo. To appeal, you must file a petition with the AHC within thirty days after the date this decision was mailed or the date it was delivered, whichever date was earlier. If any such petition is sent by registered mail or certified mail, it will be deemed filed on the date it is mailed; if it is sent by any method other than registered mail or certified mail, it will be deemed filed on the date it is received by the AHC. Recycled paper STLCo Materials Laboratory January 10, 2020 Page2of2 Contact information for the AHC is as follows: Administrative Hearing Commission, United States Post Office Bldg., Third Floor, 131 West High Street, Jefferson City, MO 65101, and PO Box 1557, Jefferson City, MO 65102. Phone: 573-751-2422, Fax: 573-751-5018, Website: www.oa.mo.gov/ahc. Please be aware that this facility may also be subject to other federal, state, county or other local ordinances or restrictions. If you have any questions or comments concerning this letter, please do not hesitate to contact Birhanu Kinfe of the St. Louis Regional Office at 314-416-2474 or by mail to 7545 South Lindbergh Blvd., Suite 210, St. Louis, MO 63125. Sincerely, ST. LOUIS REGIONAL OFFICE Dorothy E. Franklin Regional Director DEF/I3KM/jws Enclosure Missouri Department of dnr.mo.gov NATURAL RESOURCES Michael L. Parson, Governor Carol S. Comer, Director January 31, 2020 St. Louis County Dept. of Transportation Attn: Lee Brotherton 1050 North Lindbergh St. Louis, MO 63132 RE: No Exposure Certification; MONX00326, STLCo MET Center, City of Wellston, MO, St Louis County Dear Applicant: The Missouri Department of Natural. Resources (Department) received your enclosed application for no exposure certification renewal for exclusion from industrial stormwater permitting at STLCo MET Center, City of Wellston, located at 6347 Plymouth Avenue, Wellston, MO 63133. This letter serves as notification of exclusion from applicable industrial stormwater permits. The Department is hereby issuing the renewed no exposure certification MONX00326. Please refer to this number in future correspondence. At any time, the Department may review the eligibility. This certification is void if at any time the facility operation is significantly changed, the facility is physically changed, the facility changes ownership, stormwater from the facility is found to have violated water quality standards, or the facility is not operated in accordance with 10 CSR 20-6.200 (1) (C). Your facility is required to notify the Department in writing within 30 days if any of the above events or conditions have or are going to occur. If you would like the Department to meet with you to discuss how to satisfy any of the no exposure requirements, an appointment can be set up by contacting Mr. Birhanu Kinfe at 314- 416-2461. These visits are called Compliance Assistance Visits (CAV). This exclusion is effective January 31, 2020 and will expire on January 30, 2025. Please reapply for the stormwater exclusion 30 days prior to this date. The State of Missouri certification form is available at this website: https://dnr.mo.gov/env/wpp/stormwater/sw- industrial-permits.htm. If you were adversely affected by this decision, you may be entitled to an appeal before the Administrative Hearing Commission (AHC) pursuant to Sections 644.051.6 and 621.250, RSMo. To appeal, you must file a petition with the AHC within thirty days after the date this decision was mailed or the date it was delivered, whichever date was earlier. If any such petition is sent by registered mail or certified mail, it will be deemed filed on the date it is mailed; if it is sent by any method other than registered mail or certified mail, it will be deemed filed on the date it is received by the AHC. Contact information for the AHC is as follows: Administrative Hearing Recycled paper STLCo MET Center, City of Wellston January 31, 2020 Page 2 of 2 Commission, United States Post Office Bldg., Third Floor, 131 West High Street, Jefferson City, MO 65101, and PO Box 1557, Jefferson City, MO 65102. Phone: 573-751-2422, Fax: 573-751-5018, Website: www.oa.mo.gov/ahc. Please be aware that this facility may also be subject to other federal, state, county or other local ordinances or restrictions. If you have any questions or comments concerning this letter, please do not hesitate to contact Birhanu Kinfe of the St. Louis Regional Office at (314) 416-2474 or by mail to 7545 South Lindbergh Blvd., Suite 210, St. Louis, MO 63125. Sincerely, ST. LOUIS REGIONAL OFFICE ,c::24:41, re - Dorothy DEF/BK/slb Enclosure