DURANGO CITY OF

Colorado — Community Water System — PWSID: CO0134150

System Information

PWSIDCO0134150
System NameDURANGO CITY OF
System TypeCommunity Water System
Water SourceSurface Water
Activity StatusActive
Owner TypeLocal
EPA Region08
Serves SchoolNo
WholesalerNo
First ReportedMar 20, 1979
Last ReportedNov 17, 2025

Location & Contact

StateColorado
CityDURANGO
ZIP Code81301
Address949 E 2ND AVE
OrganizationLOWRY, BOB
Phone970-375-4801

Population & Service

Population Served33,787
Service Connections7,631

Drinking Water Violations (44)

This water system has 44 violations recorded in the EPA SDWIS database.

Begin Date End Date Contaminant Category Health-Based Major Measured Federal MCL State MCL Status Return to Compliance Rule
May 1, 2023 May 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes Resolved May 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2023 May 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes Resolved May 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2023 May 31, 2023 Interim Enhanced Surface Water Treatment Rule MR No Yes Resolved May 31, 2023 Interim and Long Term 1 Enhanced Surface Water Treatment Rule
May 1, 2023 May 31, 2023 Surface Water Treatment Rule MR No Yes Resolved May 31, 2023 Surface Water Treatment Rule
May 1, 2023 May 31, 2023 Surface Water Treatment Rule MR No Yes Resolved May 31, 2023 Surface Water Treatment Rule
May 1, 2023 May 31, 2023 Surface Water Treatment Rule MR No Yes Resolved May 31, 2023 Surface Water Treatment Rule
Nov 1, 2016 Nov 30, 2016 Turbidity MR No Yes TT Resolved Nov 30, 2016 Long Term 2 Enhanced Surface Water Treatment Rule
Nov 1, 2016 Nov 30, 2016 Turbidity MR No Yes TT Resolved Nov 30, 2016 Long Term 2 Enhanced Surface Water Treatment Rule
Nov 1, 2016 Nov 30, 2016 Turbidity MR No Yes TT Resolved Nov 30, 2016 Long Term 2 Enhanced Surface Water Treatment Rule
Nov 1, 2016 Nov 30, 2016 E. COLI MR No Yes Resolved Nov 30, 2016 Long Term 2 Enhanced Surface Water Treatment Rule
Nov 1, 2016 Nov 30, 2016 E. COLI MR No Yes Resolved Nov 30, 2016 Long Term 2 Enhanced Surface Water Treatment Rule
Nov 1, 2016 Nov 30, 2016 E. COLI MR No Yes Resolved Nov 30, 2016 Long Term 2 Enhanced Surface Water Treatment Rule
Nov 1, 2016 Nov 30, 2016 Cryptosporidium MR No Yes Resolved Nov 30, 2016 Long Term 2 Enhanced Surface Water Treatment Rule
Nov 1, 2016 Nov 30, 2016 Cryptosporidium MR No Yes Resolved Nov 30, 2016 Long Term 2 Enhanced Surface Water Treatment Rule
Nov 1, 2016 Nov 30, 2016 Cryptosporidium MR No Yes Resolved Nov 30, 2016 Long Term 2 Enhanced Surface Water Treatment Rule
Oct 1, 2015 Dec 31, 2015 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 TTHM MR No Yes 0.080 mg/L Resolved Dec 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Resolved Dec 31, 2015 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2015 Jun 30, 2015 Surface Water Treatment Rule MR No No Resolved Jun 30, 2015 Surface Water Treatment Rule
Jun 1, 2015 Jun 30, 2015 Surface Water Treatment Rule MR No No Resolved Jun 30, 2015 Surface Water Treatment Rule
Jun 1, 2015 Jun 30, 2015 Surface Water Treatment Rule MR No No Resolved Jun 30, 2015 Surface Water Treatment Rule
Nov 1, 2005 Nov 30, 2005 Coliform (TCR) MR No No 5% of samples Resolved Nov 30, 2005 Total Coliform Rule
Nov 1, 2005 Nov 30, 2005 Coliform (TCR) MR No No 5% of samples Resolved Nov 30, 2005 Total Coliform Rule
Nov 1, 2005 Nov 30, 2005 Coliform (TCR) MR No No 5% of samples Resolved Nov 30, 2005 Total Coliform Rule
Jul 1, 2005 Jul 31, 2005 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2005 Total Coliform Rule
Jul 1, 2005 Jul 31, 2005 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2005 Total Coliform Rule
Jul 1, 2005 Jul 31, 2005 Coliform (TCR) MR No No 5% of samples Resolved Jul 31, 2005 Total Coliform Rule
Jan 1, 2002 Dec 31, 2004 Endrin MR No Yes 0.002 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Endrin MR No Yes 0.002 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Endrin MR No Yes 0.002 mg/L Resolved Dec 31, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Mar 31, 2002 CARBON, TOTAL MR No Yes TT Resolved Mar 31, 2002 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 1997 Dec 31, 1997 Nitrate-Nitrite MR No Yes Resolved Dec 31, 1997 Nitrate Rule
Jan 1, 1997 Dec 31, 1997 Nitrate-Nitrite MR No Yes Resolved Dec 31, 1997 Nitrate Rule
Jan 1, 1997 Dec 31, 1997 Nitrate-Nitrite MR No Yes Resolved Dec 31, 1997 Nitrate Rule
Jan 1, 1988 Dec 31, 1988 1,1-Dichloroethylene MR No No 0.007 mg/L Resolved Dec 31, 1988 Volatile Organic Chemicals
Jan 1, 1988 Dec 31, 1988 p-Dichlorobenzene MR No No 0.075 mg/L Resolved Dec 31, 1988 Volatile Organic Chemicals
Jan 1, 1988 Dec 31, 1988 Benzene MR No No 0.005 mg/L Resolved Dec 31, 1988 Volatile Organic Chemicals
Jan 1, 1988 Dec 31, 1988 Trichloroethylene MR No No 0.005 mg/L Resolved Dec 31, 1988 Volatile Organic Chemicals
Jan 1, 1988 Dec 31, 1988 1,2-Dichloroethane MR No No 0.005 mg/L Resolved Dec 31, 1988 Volatile Organic Chemicals
Jan 1, 1988 Dec 31, 1988 1,1,1-Trichloroethane MR No No 0.2 mg/L Resolved Dec 31, 1988 Volatile Organic Chemicals
Jan 1, 1988 Dec 31, 1988 Carbon tetrachloride MR No No 0.005 mg/L Resolved Dec 31, 1988 Volatile Organic Chemicals

About This Water System

Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.

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