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CADDO

Oklahoma — Community Water System — PWSID: OK2000703

System Information

PWSIDOK2000703
System NameCADDO
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeLocal
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedMar 11, 1980
Last ReportedNov 14, 2025

Location & Contact

StateOklahoma
CityCADDO
ZIP Code74729-0105
AddressThe Honorable Jeff Lackey, Mayor
OrganizationCADDO
Phone580-367-2244

Population & Service

Population Served944
Service Connections603

Drinking Water Violations (409)

This water system has 409 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
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Resolved Jul 15, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved Jul 15, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS TT Yes No — — — Resolved Jul 15, 2025 Lead and Copper Rule Revisions
Oct 17, 2024 — LEAD AND COPPER RULE REVISIONS RPT No No — — — Resolved Jul 15, 2025 Lead and Copper Rule Revisions
Aug 1, 2019 Jul 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 Jul 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 Jul 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 Jul 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 Jul 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 Jul 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 Jul 31, 2020 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Jul 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 1, 2019 Jul 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Jul 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2016 Dec 31, 2016 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2016 Nitrate Rule
Jan 1, 2016 Dec 31, 2016 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2016 Nitrate Rule
Jan 1, 2016 Dec 31, 2016 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2016 Nitrate Rule
Jan 1, 2016 Dec 31, 2016 Nitrate-Nitrite MR No Yes — — — Resolved Dec 31, 2016 Nitrate Rule
Jan 1, 2011 Mar 31, 2011 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Xylenes, Total MR No Yes — 10 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Xylenes, Total MR No Yes — 10 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Xylenes, Total MR No Yes — 10 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Xylenes, Total MR No Yes — 10 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Xylenes, Total MR No Yes — 10 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 trans-1,2-Dichloroethylene MR No Yes — 0.1 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Toluene MR No Yes — 1 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 1,2-Dichloroethane MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Mar 31, 2011 Volatile Organic Chemicals
Jan 1, 2011 Mar 31, 2011 Toluene MR No Yes — 1 mg/L — Resolved Mar 31, 2011 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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