Vehicle Safety
Recalls Search 320,000+ NHTSA safety recalls Complaints 2.1M+ consumer safety complaints TSBs 4.7M technical service bulletins VIN Lookup Decode any vehicle VIN instantly OBD Codes 12,000+ diagnostic trouble codes Fuel Economy EPA MPG data for all vehicles Statistics Recall trends & safety analysis
Consumer Safety
Product Safety 9,700+ CPSC product recalls Food Safety 28,600+ FDA food recalls Pet Safety 1.3M FDA animal adverse events Drug Safety 17,500+ FDA drug recalls Device Safety 38,400+ FDA device recalls Workplace Safety 102,900+ OSHA injury reports
Infrastructure
Bridge Safety 624,000 bridge inspections Aviation Safety 30,000+ NTSB aviation events Dam Safety 92,600 dam safety records Water Safety 433,000+ public water systems Railroad Safety 438,000+ rail crossings Pipeline Safety 8,800+ pipeline incidents
Public Health
Nursing Homes 14,700 CMS rated facilities Environmental 80,000+ hazardous sites & releases

CHENOWITH PUD

Oregon — Community Water System — PWSID: OR4100867

System Information

PWSIDOR4100867
System NameCHENOWITH PUD
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeMixed
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 12, 1979
Last ReportedDec 23, 2025

Location & Contact

StateOregon
CityTHE DALLES
ZIP Code97701
AddressPO BOX 870
OrganizationCHENOWITH PUD
Phone541-296-5363

Population & Service

Population Served4,500
Service Connections1,501

Drinking Water Violations (122)

This water system has 122 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, 2022 Jul 31, 2022 Revised Total Coliform Rule MCL Yes No — — — Resolved Jul 31, 2022 Revised Total Coliform Rule
Jul 1, 2022 Jul 31, 2022 Revised Total Coliform Rule MCL Yes No — — — Resolved Jul 31, 2022 Revised Total Coliform Rule
Jul 1, 2022 Jul 31, 2022 Revised Total Coliform Rule MCL Yes No — — — Resolved Jul 31, 2022 Revised Total Coliform Rule
Jan 1, 2012 Dec 31, 2012 COLIPHAGE MR No Yes — — — Resolved Dec 31, 2012 Ground Water Rule
Jan 1, 2012 Dec 31, 2012 COLIPHAGE MR No Yes — — — Resolved Dec 31, 2012 Ground Water Rule
Jan 1, 2012 Dec 31, 2012 COLIPHAGE MR No Yes — — — Resolved Dec 31, 2012 Ground Water Rule
Jan 1, 2012 Dec 31, 2012 COLIPHAGE MR No Yes — — — Resolved Dec 31, 2012 Ground Water Rule
Jan 1, 2012 Dec 31, 2012 COLIPHAGE MR No Yes — — — Resolved Dec 31, 2012 Ground Water Rule
Jan 1, 2012 Dec 31, 2012 COLIPHAGE MR No Yes — — — Resolved Dec 31, 2012 Ground Water Rule
Jan 1, 2012 Dec 31, 2012 COLIPHAGE MR No Yes — — — Resolved Dec 31, 2012 Ground Water Rule
Jan 1, 2012 Dec 31, 2012 COLIPHAGE MR No Yes — — — Resolved Dec 31, 2012 Ground Water Rule
Jan 1, 2007 Dec 31, 2007 Total Haloacetic Acids (HAA5) MR No Yes — 0.060 mg/L — Resolved Dec 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2007 Dec 31, 2007 TTHM MR No Yes — 0.080 mg/L — Resolved Dec 31, 2007 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2002 Dec 31, 2004 Diquat MR No Yes — 0.02 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Toxaphene MR No Yes — 0.003 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Glyphosate MR No Yes — 0.7 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Carbofuran MR No Yes — 0.04 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Endrin MR No Yes — 0.002 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Heptachlor epoxide MR No Yes — 0.0002 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 LASSO MR No Yes — — — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Atrazine MR No Yes — 0.003 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Dinoseb MR No Yes — 0.007 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Picloram MR No Yes — 0.5 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Simazine MR No Yes — 0.004 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 OXAMYL MR No Yes — 0.2 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Endothall MR No Yes — 0.1 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Methoxychlor MR No Yes — 0.04 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 2,4-D MR No Yes — 0.07 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Chlordane MR No Yes — 0.002 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Dec 31, 2004 Dalapon MR No Yes — 0.2 mg/L — Resolved Jan 13, 2004 Synthetic Organic Chemicals
Jan 1, 2002 Jan 31, 2002 Coliform (TCR) MR No No — 5% of samples — Resolved Jan 31, 2002 Total Coliform Rule
Jul 1, 2001 Jul 31, 2001 Coliform (TCR) MR No No — 5% of samples — Resolved Jul 31, 2001 Total Coliform Rule
Jan 1, 2001 Dec 31, 2001 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2001 Nitrate Rule
Feb 1, 1999 Feb 28, 1999 Coliform (TCR) MR No No — 5% of samples — Resolved Feb 28, 1999 Total Coliform Rule
Jan 1, 1999 Dec 31, 2001 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 1999 Dec 31, 2001 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 1999 Dec 31, 2001 p-Dichlorobenzene MR No Yes — 0.075 mg/L — Resolved Dec 31, 2001 Volatile Organic Chemicals
Jan 1, 1999 Dec 31, 2001 1,2,4-Trichlorobenzene MR No Yes — 0.07 mg/L — Resolved Dec 31, 2001 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.

Browse All Water Systems Water Safety Stats Water Safety Home
Browse All Water Systems Water Systems in Oregon