HYDRO, TOWN OF, Hydro Division, OK: NPDES OK0028185 discharge permit, effluent exceedances, inspections, penalties

HYDRO, TOWN OF, Hydro Division, Oklahoma: Individual permit OK0028185, held by Hydro, Town of; Publicly owned treatment works; Administratively continued; issued July 29, 2011, term to July 31, 2016, by ODEQ; discharges to 520620 Deer Ck/trib/ Canadian R; Sewage Treatment Facilities.

• BOD, 5-day, 20 deg. C: 3 limits, 312 violations of any kind, 231 effluent exceedances, latest April 30, 2025, largest 370% over the limit.
• Solids, total suspended: 3 limits, 293 violations of any kind, 212 effluent exceedances, latest July 31, 2024, largest 752% over the limit.
• Coliform, fecal general: 2 limits, 58 violations of any kind, 52 effluent exceedances, latest July 31, 2016, largest 2,050% over the limit.
• E. coli: 0 limits, 77 violations of any kind, 35 effluent exceedances, latest May 31, 2024, largest 5,319% over the limit.
• pH: 2 limits, 57 violations of any kind, 5 effluent exceedances, latest March 31, 2022.
• Flow, in conduit or thru treatment plant: 2 limits, 52 violations of any kind.
• Oxygen, dissolved [DO]: 0 limits, 21 violations of any kind.
• Chlorine, total residual: 1 limit, 9 violations of any kind.

• February 23, 2026: State CWA Non Penalty AO (State).

Oklahoma holds 197 Publicly owned treatment works coverages of this permit type in EPA’s file; 19 were issued before OK0028185.

Coverages issued nearest OK0028185

• 2010-01-04: COPAN PUBLIC WORKS AUTHORITY, Copan: OK0020168, held by Copan PWA
• 2010-02-22: MANGUM, CITY OF, Mangum: OK0028827, held by Mangum, City of
• 2010-08-13: COMMERCE, CITY OF, Commerce: OK0020320, held by Commerce, City of
• 2010-11-03: U.S. FOREST SERVICE-CEDAR LAKE, Heavener: OK0031828, held by US Forest Service- Cedar Lake
• 2011-07-14: COWETA PWA, Coweta: OK0020281, held by Coweta PWA
• 2011-08-25: THE COVES MASTER ASSOC., INC., Afton: OK0037869, held by Coves Master Association, Inc., The
• 2011-09-15: ARDMORE INDUSTRIAL AIR PARK WASTEWATER TREATMENT, Ardmore: OK0030422, held by Ardmore, City of (Ind Air Park)
• 2012-02-27: OKMULGEE, CITY OF, Okmulgee: OK0028134, held by Okmulgee, City of
• 2012-04-12: CAMERON PWA, Cameron: OK0028908, held by Cameron PWA
• 2012-08-10: DELAWARE, CITY OF, Delaware: OK0020796, held by Delaware, City of

HYDRO, TOWN OF among its neighbors

3 discharge permits are in the Town of Hydro-Deer Creek subwatershed (HUC 110902010609); OK0028185 is one. Its county: 5, 2 major; OK0028185 is minor permit.

Other permits in the Town of Hydro-Deer Creek subwatershed (HUC 110902010609)

• HYDRO LB-1 LP REPLACEMENT, Hydro: OKR10F03B, minor, term to 2027-02-16
• SECOND TO MAIN LP PHASES 1-4, Hydro: OKR10F01M, minor, term to 2022-02-15