ROSE LAKE WATER ASSN

Idaho — Community Water System — PWSID: ID1280161

System Information

PWSIDID1280161
System NameROSE LAKE WATER ASSN
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region10
Serves SchoolNo
WholesalerNo
First ReportedMar 13, 1980
Last ReportedDec 19, 2025

Location & Contact

StateIdaho
CityCATALDO
ZIP Code83810
AddressPO BOX 178
OrganizationTAYLOR, NANCY
Phone208-682-4451

Population & Service

Population Served300
Service Connections120

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
Jun 1, 2025 Jun 30, 2025 Chlorine MR No Yes 4.0 mg/L Archived Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Jun 1, 2025 Jun 30, 2025 Chlorine MR No Yes 4.0 mg/L Archived Jun 30, 2025 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 Chlorine MR No Yes 4.0 mg/L Archived Jun 30, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Apr 1, 2020 Jun 30, 2020 Chlorine MR No Yes 4.0 mg/L Archived Jun 30, 2020 Stage 1 Disinfectants and Disinfection Byproducts Rule
Mar 31, 2020 Lead and Copper Rule MR No No TT Resolved Sep 15, 2025 Lead and Copper Rule
Mar 31, 2020 Lead and Copper Rule MR No No TT Resolved Sep 15, 2025 Lead and Copper Rule
Mar 31, 2020 Lead and Copper Rule MR No No TT Resolved Sep 15, 2025 Lead and Copper Rule
Sep 29, 2019 Lead and Copper Rule MR No No TT Resolved Jul 10, 2019 Lead and Copper Rule
Sep 29, 2019 Lead and Copper Rule MR No No TT Resolved Jul 10, 2019 Lead and Copper Rule
Sep 29, 2019 Lead and Copper Rule MR No No TT Resolved Jul 10, 2019 Lead and Copper Rule
Oct 1, 2018 Sep 30, 2019 TTHM MR No Yes 0.080 mg/L Archived Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Sep 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Archived Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Sep 30, 2019 Total Haloacetic Acids (HAA5) MR No Yes 0.060 mg/L Archived Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Oct 1, 2018 Sep 30, 2019 TTHM MR No Yes 0.080 mg/L Archived Sep 30, 2019 Stage 2 Disinfectants and Disinfection Byproducts Rule
Aug 2, 2018 Groundwater Rule TT Yes No Resolved Feb 4, 2019 Ground Water Rule
Aug 2, 2018 Groundwater Rule TT Yes No Resolved Feb 4, 2019 Ground Water Rule
Aug 2, 2018 Groundwater Rule TT Yes No Resolved Feb 4, 2019 Ground Water Rule
Aug 2, 2018 Groundwater Rule TT Yes No Resolved Feb 4, 2019 Ground Water Rule
Aug 2, 2018 Groundwater Rule TT Yes No Resolved Feb 4, 2019 Ground Water Rule
Jan 1, 2018 Mar 31, 2018 Radium-228 MR No Yes Archived Mar 31, 2018 Radionuclides and Revised Rad Rule
Jan 1, 2018 Mar 31, 2018 Radium-228 MR No Yes Archived Mar 31, 2018 Radionuclides and Revised Rad Rule
Jan 1, 2018 Mar 31, 2018 Radium-226 MR No Yes Archived Mar 31, 2018 Radionuclides and Revised Rad Rule
Jan 1, 2018 Mar 31, 2018 Radium-226 MR No Yes Archived Mar 31, 2018 Radionuclides and Revised Rad Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .0106 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .0106 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .0106 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Jul 1, 2015 Sep 30, 2015 Arsenic MCL Yes No .0106 MG/L 0.010 mg/L .01 Resolved Sep 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 Arsenic Rule
Apr 1, 2015 Jun 30, 2015 Arsenic MCL Yes No .011 MG/L 0.010 mg/L .01 Resolved Jun 30, 2015 Arsenic Rule
Nov 1, 2012 Public Notice Other No No Resolved May 6, 2013 Public Notice Rule and Revised PN Rule
Oct 1, 2012 Oct 31, 2012 Coliform (TCR) MCL Yes No 5% of samples Archived Oct 31, 2012 Total Coliform Rule
Oct 1, 2012 Oct 31, 2012 Coliform (TCR) MCL Yes No 5% of samples Archived Oct 31, 2012 Total Coliform Rule
Oct 1, 2012 Oct 31, 2012 Coliform (TCR) MCL Yes No 5% of samples Archived Oct 31, 2012 Total Coliform Rule
Oct 1, 2012 Public Notice Other No No Resolved May 6, 2013 Public Notice Rule and Revised PN Rule
Sep 1, 2012 Sep 30, 2012 Coliform (TCR) MCL Yes No 5% of samples Archived Sep 30, 2012 Total Coliform Rule
Sep 1, 2012 Sep 30, 2012 Coliform (TCR) MCL Yes No 5% of samples Archived Sep 30, 2012 Total Coliform Rule
Sep 1, 2012 Sep 30, 2012 Coliform (TCR) MCL Yes No 5% of samples Archived Sep 30, 2012 Total Coliform Rule
Jul 1, 2012 Sep 30, 2012 1,1-Dichloroethylene MR No Yes 0.007 mg/L Resolved Sep 30, 2012 Volatile Organic Chemicals
Jul 1, 2012 Sep 30, 2012 Styrene MR No Yes 0.1 mg/L Resolved Sep 30, 2012 Volatile Organic Chemicals
Jul 1, 2012 Sep 30, 2012 Trichloroethylene MR No Yes 0.005 mg/L Resolved Sep 30, 2012 Volatile Organic Chemicals
Jul 1, 2012 Sep 30, 2012 1,2-Dichloropropane MR No Yes 0.005 mg/L Resolved Sep 30, 2012 Volatile Organic Chemicals
Jul 1, 2012 Sep 30, 2012 1,1,1-Trichloroethane MR No Yes 0.2 mg/L Resolved Sep 30, 2012 Volatile Organic Chemicals
Jul 1, 2012 Sep 30, 2012 Benzene MR No Yes 0.005 mg/L Resolved Sep 30, 2012 Volatile Organic Chemicals
Jul 1, 2012 Sep 30, 2012 DICHLOROMETHANE MR No Yes 0.005 mg/L Resolved Sep 30, 2012 Volatile Organic Chemicals
Jul 1, 2012 Sep 30, 2012 1,2-Dichloroethane MR No Yes 0.005 mg/L Resolved Sep 30, 2012 Volatile Organic Chemicals
Jul 1, 2012 Sep 30, 2012 Ethylbenzene MR No Yes 0.7 mg/L Resolved Sep 30, 2012 Volatile Organic Chemicals
Jul 1, 2012 Sep 30, 2012 trans-1,2-Dichloroethylene MR No Yes 0.1 mg/L Resolved Sep 30, 2012 Volatile Organic Chemicals
Jul 1, 2012 Sep 30, 2012 Toluene MR No Yes 1 mg/L Resolved Sep 30, 2012 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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