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HomeMy WebLinkAbout15_DEQ Discharge D�"i-mn:�fin:nr;n.an[ l of Environmental iAmlit> June 14, 2021 Joe Horner,President H&H Earthworks 350 Pollywog Ln Belgrade,MT 59714 RE: Authorization under the Montana Pollutant Discharge Elimination System Construction Dewatering General Permit for East Lake Professional Center,MTG071090 Dear Mr. Horner: H&H Earthworks is authorized by the Montana Department of Environmental Quality(DEQ)to discharge under the Construction Dewatering General Permit(CDGP)for dewatering at the discharge location listed below. Turbidity Effluent Mixing Outfall Receiving Water Location Dewatering Limit T Zone Latitude/Longitude Category Maximum Monthly Length Daily Average (ft) 001 Stormwater Ditch to 45.7198587, A.1 100 100 NA East Catron Creek -111.072861 Please read the General Permit to ensure that you understand how to comply with the conditions including: • Keeping a copy of this authorization letter and the 2020-issued CDGP on-site at all times; • Implementing a site-specific Dewatering Control Plan, including taking corrective actions if needed; • Conducting self-monitoring with the frequency associated with the Dewatering Category listed above and completing a daily log to be maintained on-site; and • Submitting Discharge Monitoring Reports(DMRs)electronically via NetDMR at https:Hnetdmr.zendesk.com/hc/en-us.You are required to submit monthly DMRs for the duration of your authorization, even if you do not discharge. DMRs are due by the 281 of the following month.If you have questions about submitting DMRs, please call(406)444-0574. Please be aware that annual fees continue to accrue and are invoiced in arrears until the authorization is terminated or the CDGP expires on February 28,2025. Please find a blank notice of termination(NOT) form enclosed. The NOT should be submitted only after dewatering is complete. Thank you for your efforts in protecting Montana state waters. If you have any questions or concerns,please contact the DEQ's Water Protection Bureau at(406)444-5546. Sincerely, Jon Kenning,Bureau Chief Water Protection Bureau Enclosures: 2020-issued CDGP, Daily Log,NetDMR Pamphlet,NOT Form cc w/o encl: Steve Salminen,H&H Earthworks [same address] Greg Gianforte, Governor I Christopher Dorrington, Director I P.O.Box 200901 1 Helena,MT 59620-0901 1 (406)444-25441 www.deq.nit.gov