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ELDORADO

Oklahoma — Community Water System — PWSID: OK3003301

System Information

PWSIDOK3003301
System NameELDORADO
System TypeCommunity Water System
Water SourceSurface Water Purchased
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedMar 11, 1980
Last ReportedNov 14, 2025

Location & Contact

StateOklahoma
CityELDORADO
ZIP Code73537
AddressCollins L. Miller
OrganizationELDORADO
Phone580-633-2245

Population & Service

Population Served446
Service Connections252

Drinking Water Violations (294)

This water system has 294 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
Jul 1, 2025 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Jul 1, 2024 — Consumer Confidence Rule Other No No — — — Unaddressed — Consumer Confidence Rule
Jan 1, 2023 Mar 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2023 Mar 31, 2023 Chlorine MR No Yes — 4.0 mg/L — Resolved Mar 31, 2023 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2022 — TTHM MR No No — 0.080 mg/L — Resolved Apr 14, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2022 — TTHM MR No No — 0.080 mg/L — Resolved Apr 14, 2023 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 2, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jan 26, 2023 Consumer Confidence Rule
Oct 2, 2022 — Consumer Confidence Rule Other No No — — — Resolved Jan 26, 2023 Consumer Confidence Rule
Apr 1, 2022 Jun 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2022 Jun 30, 2022 Chlorine MR No Yes — 4.0 mg/L — Resolved Jun 30, 2022 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 Oct 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2021 Revised Total Coliform Rule
Oct 1, 2021 Oct 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2021 Revised Total Coliform Rule
Oct 1, 2021 Oct 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2021 Revised Total Coliform Rule
Oct 1, 2021 Oct 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Oct 31, 2021 Revised Total Coliform Rule
Oct 1, 2021 Dec 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 23, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 Dec 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 23, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 Dec 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 23, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2021 Dec 31, 2021 Chlorine MR No Yes — 4.0 mg/L — Resolved Nov 23, 2021 Stage 1 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2017 — TTHM MR No No — 0.080 mg/L — Resolved Jun 8, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2017 — TTHM MR No No — 0.080 mg/L — Resolved Jun 8, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Dec 30, 2017 — TTHM MR No No — 0.080 mg/L — Resolved Jun 8, 2018 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2017 Nov 30, 2017 TTHM MR No Yes — 0.080 mg/L — Resolved Nov 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2017 Nov 30, 2017 TTHM MR No Yes — 0.080 mg/L — Resolved Nov 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2017 Nov 30, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Nov 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2017 Nov 30, 2017 TTHM MR No Yes — 0.080 mg/L — Resolved Nov 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2017 Nov 30, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Nov 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2017 Nov 30, 2017 TTHM MR No Yes — 0.080 mg/L — Resolved Nov 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2017 Nov 30, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Nov 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Sep 1, 2017 Nov 30, 2017 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Nov 30, 2017 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Oct 3, 2017 Consumer Confidence Rule
Jul 1, 2016 — Consumer Confidence Rule Other No No — — — Resolved Oct 3, 2017 Consumer Confidence Rule
Nov 1, 2015 Nov 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2015 Total Coliform Rule
Nov 1, 2015 Nov 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2015 Total Coliform Rule
Nov 1, 2015 Nov 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2015 Total Coliform Rule
Nov 1, 2015 Nov 30, 2015 Coliform (TCR) MR No No — 5% of samples — Resolved Nov 30, 2015 Total Coliform Rule
Oct 1, 2015 Dec 31, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2015 Dec 31, 2015 Chlorine MR No Yes — 4.0 mg/L — Resolved Dec 31, 2015 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jul 1, 2015 — Consumer Confidence Rule Other No No — — — Resolved Oct 3, 2017 Consumer Confidence Rule
Jul 1, 2015 — Consumer Confidence Rule Other No No — — — Resolved Oct 3, 2017 Consumer Confidence Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Oct 3, 2017 Consumer Confidence Rule
Jul 1, 2014 — Consumer Confidence Rule Other No No — — — Resolved Oct 3, 2017 Consumer Confidence Rule
Jan 1, 2013 Mar 31, 2013 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2013 Mar 31, 2013 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Mar 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2013 Mar 31, 2013 TTHM MR No Yes — 0.080 mg/L — Resolved Mar 31, 2013 Stage 1 Disinfectants and Disinfection Byproducts Rule

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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