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SIMNASHO SCHOOLIE

Oregon — Community Water System — PWSID: 104101102

System Information

PWSID104101102
System NameSIMNASHO SCHOOLIE
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypeNative American
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedJan 27, 1981
Last ReportedDec 30, 2025

Location & Contact

StateOregon
CityWARM SPRINGS
ZIP Code97761
AddressP.O. BOX C, UTIL. DEPT.
OrganizationPALMER, RONALD
Phone541-553-1472

Population & Service

Population Served350
Service Connections83

Drinking Water Violations (129)

This water system has 129 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
Jun 27, 2025 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Jul 1, 2023 — Consumer Confidence Rule Other No No — — — Resolved Jul 7, 2023 Consumer Confidence Rule
Jan 1, 2023 Dec 31, 2023 Nitrate MR No Yes — 10 mg/L — Resolved Dec 31, 2023 Nitrate Rule
Oct 2, 2022 — Consumer Confidence Rule Other No No — — — Resolved Oct 24, 2022 Consumer Confidence Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Nov 2, 2022 Consumer Confidence Rule
Oct 2, 2020 — Consumer Confidence Rule Other No No — — — Resolved Feb 25, 2021 Consumer Confidence Rule
Jul 1, 2020 — Consumer Confidence Rule Other No No — — — Resolved Nov 23, 2020 Consumer Confidence Rule
Sep 1, 2017 Aug 31, 2020 TTHM MR No Yes — 0.080 mg/L — Resolved Aug 31, 2020 Stage 2 Disinfectants and Disinfection Byproducts Rule
Jan 1, 2017 Dec 31, 2019 2,3,7,8-TCDD MR No Yes — 0.00000003 mg/L — Resolved Dec 31, 2019 Synthetic Organic Chemicals
Oct 1, 2015 — Consumer Confidence Rule Other No No — — — Resolved Oct 11, 2015 Consumer Confidence Rule
Jul 1, 2015 Sep 30, 2015 2,3,7,8-TCDD MR No Yes — 0.00000003 mg/L — Resolved Sep 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Carbon tetrachloride MR No Yes — 0.005 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Styrene MR No Yes — 0.1 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Pentachlorophenol MR No Yes — 0.001 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 2,3,7,8-TCDD MR No Yes — 0.00000003 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 CHLOROBENZENE MR No Yes — 0.1 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Apr 1, 2015 Jun 30, 2015 1,1,2-Trichloroethane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Apr 1, 2015 Jun 30, 2015 BHC-GAMMA MR No Yes — 0.0002 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 ETHYLENE DIBROMIDE MR No Yes — 0.00005 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 1,2-DIBROMO-3-CHLOROPROPANE MR No Yes — 0.0002 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Total Polychlorinated Biphenyls (PCB) MR No Yes — 0.0005 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Benzo(a)pyrene MR No Yes — 0.0002 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 HEXACHLOROBENZENE MR No Yes — 0.001 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 2,4,5-TP MR No Yes — 0.05 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Atrazine MR No Yes — 0.003 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Carbofuran MR No Yes — 0.04 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Picloram MR No Yes — 0.5 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Di(2-ethylhexyl) phthalate MR No Yes — 0.006 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Simazine MR No Yes — 0.004 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 OXAMYL MR No Yes — 0.2 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Di(2-ethylhexyl) adipate MR No Yes — 0.4 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Glyphosate MR No Yes — 0.7 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Endothall MR No Yes — 0.1 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Dalapon MR No Yes — 0.2 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Endrin MR No Yes — 0.002 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Gross Alpha, Excl. Radon and U MR No Yes — 15 pCi/L — Resolved Jun 30, 2015 Radionuclides and Revised Rad Rule
Apr 1, 2015 Jun 30, 2015 Benzene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Tetrachloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Apr 1, 2015 Jun 30, 2015 1,2-Dichloropropane MR No Yes — 0.005 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Heptachlor MR No Yes — 0.0004 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 1,1-Dichloroethylene MR No Yes — 0.007 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Apr 1, 2015 Jun 30, 2015 2,4-D MR No Yes — 0.07 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Chlordane MR No Yes — 0.002 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 LASSO MR No Yes — — — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Jun 30, 2015 Synthetic Organic Chemicals
Apr 1, 2015 Jun 30, 2015 Trichloroethylene MR No Yes — 0.005 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Apr 1, 2015 Jun 30, 2015 cis-1,2-Dichloroethylene MR No Yes — 0.07 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Apr 1, 2015 Jun 30, 2015 o-Dichlorobenzene MR No Yes — 0.6 mg/L — Resolved Jun 30, 2015 Volatile Organic Chemicals
Jan 1, 2015 Mar 31, 2015 Carbofuran MR No Yes — 0.04 mg/L — Resolved Mar 31, 2015 Synthetic Organic Chemicals
Jan 1, 2015 Mar 31, 2015 Hexachlorocyclopentadiene MR No Yes — 0.05 mg/L — Resolved Mar 31, 2015 Synthetic 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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