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ROSA JOINT VENTURES WATER SYSTEM

Colorado — Community Water System — PWSID: NM3500324

System Information

PWSIDNM3500324
System NameROSA JOINT VENTURES WATER SYSTEM
System TypeCommunity Water System
Water SourceGround Water
Activity StatusActive
Owner TypePrivate
EPA Region06
Serves SchoolNo
WholesalerNo
First ReportedAug 30, 1993
Last ReportedDec 3, 2025

Location & Contact

StateColorado
CityIGNACIO
ZIP Code81137
Address—
OrganizationPHELPS, RALPH
Phone970-883-2331

Population & Service

Population Served239
Service Connections82

Drinking Water Violations (322)

This water system has 322 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
Aug 17, 2023 — E. COLI MR No Yes — — — Resolved Aug 23, 2023 Ground Water Rule
Aug 17, 2023 — E. COLI MR No Yes — — — Resolved Aug 23, 2023 Ground Water Rule
Aug 17, 2023 — E. COLI MR No Yes — — — Resolved Aug 23, 2023 Ground Water Rule
Aug 17, 2023 — E. COLI MR No Yes — — — Resolved Aug 23, 2023 Ground Water Rule
Aug 9, 2023 — Groundwater Rule TT Yes No — — — Resolved Aug 29, 2023 Ground Water Rule
Aug 9, 2023 — Groundwater Rule TT Yes No — — — Resolved Aug 29, 2023 Ground Water Rule
Aug 9, 2023 — Groundwater Rule TT Yes No — — — Resolved Sep 16, 2023 Ground Water Rule
Aug 9, 2023 — Groundwater Rule TT Yes No — — — Resolved Aug 29, 2023 Ground Water Rule
Aug 9, 2023 — Groundwater Rule TT Yes No — — — Resolved Sep 16, 2023 Ground Water Rule
Aug 9, 2023 — Groundwater Rule TT Yes No — — — Resolved Sep 16, 2023 Ground Water Rule
Aug 9, 2023 — Groundwater Rule TT Yes No — — — Resolved Aug 29, 2023 Ground Water Rule
Aug 9, 2023 — Groundwater Rule TT Yes No — — — Resolved Sep 16, 2023 Ground Water Rule
Mar 22, 2023 — Public Notice Other No No — — — Resolved Jun 12, 2023 Public Notice Rule and Revised PN Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Oct 12, 2022 Consumer Confidence Rule
Jul 1, 2022 — Consumer Confidence Rule Other No No — — — Resolved Oct 12, 2022 Consumer Confidence Rule
Apr 1, 2022 — Public Notice Other No No — — — Resolved Jun 30, 2022 Public Notice Rule and Revised PN Rule
Mar 13, 2022 — Public Notice Other No No — — — Resolved Aug 31, 2022 Public Notice Rule and Revised PN Rule
Jan 1, 2022 — Public Notice Other No No — — — Resolved May 17, 2023 Public Notice Rule and Revised PN Rule
Dec 10, 2021 — Public Notice Other No No — — — Resolved Jan 30, 2025 Public Notice Rule and Revised PN Rule
Oct 1, 2021 Dec 31, 2021 Selenium MCL Yes No .06 MG/L 0.05 mg/L .05 Resolved Dec 31, 2021 Inorganic Chemicals
Oct 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Oct 9, 2024 Consumer Confidence Rule
Oct 1, 2021 Dec 31, 2021 Selenium MCL Yes No .06 MG/L 0.05 mg/L .05 Resolved Dec 31, 2021 Inorganic Chemicals
Oct 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Aug 28, 2023 Lead and Copper Rule
Oct 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Aug 28, 2023 Lead and Copper Rule
Oct 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Aug 28, 2023 Lead and Copper Rule
Oct 1, 2021 Dec 31, 2021 Selenium MCL Yes No .06 MG/L 0.05 mg/L .05 Resolved Dec 31, 2021 Inorganic Chemicals
Oct 1, 2021 Dec 31, 2021 Selenium MCL Yes No .06 MG/L 0.05 mg/L .05 Resolved Dec 31, 2021 Inorganic Chemicals
Oct 1, 2021 — Lead and Copper Rule MR No No — TT — Resolved Aug 28, 2023 Lead and Copper Rule
Oct 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Oct 9, 2024 Consumer Confidence Rule
Aug 25, 2021 — E. COLI MR No Yes — — — Resolved May 27, 2022 Ground Water Rule
Aug 25, 2021 — E. COLI MR No Yes — — — Resolved May 27, 2022 Ground Water Rule
Aug 25, 2021 — E. COLI MR No Yes — — — Resolved May 27, 2022 Ground Water Rule
Aug 25, 2021 — E. COLI MR No Yes — — — Resolved May 27, 2022 Ground Water Rule
Jul 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Sep 6, 2024 Consumer Confidence Rule
Jul 1, 2021 — Consumer Confidence Rule Other No No — — — Resolved Sep 6, 2024 Consumer Confidence Rule
Apr 1, 2021 Apr 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2021 Revised Total Coliform Rule
Apr 1, 2021 Apr 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2021 Revised Total Coliform Rule
Apr 1, 2021 Apr 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2021 Revised Total Coliform Rule
Apr 1, 2021 Apr 30, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Apr 30, 2021 Revised Total Coliform Rule
Jan 9, 2021 — Public Notice Other No No — — — Unaddressed — Public Notice Rule and Revised PN Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Jan 1, 2021 Jan 31, 2021 Revised Total Coliform Rule MON No Yes — — — Resolved Jan 31, 2021 Revised Total Coliform Rule
Dec 22, 2020 — Revised Total Coliform Rule TT Yes No — — — Resolved Sep 23, 2021 Revised Total Coliform Rule
Dec 22, 2020 — Revised Total Coliform Rule TT Yes No — — — Resolved Sep 23, 2021 Revised Total Coliform Rule
Dec 22, 2020 — Revised Total Coliform Rule TT Yes No — — — Resolved Sep 23, 2021 Revised Total Coliform Rule
Dec 22, 2020 — Revised Total Coliform Rule TT Yes No — — — Resolved Sep 23, 2021 Revised Total Coliform Rule
Dec 21, 2020 — Public Notice Other No No — — — Resolved Dec 21, 2020 Public Notice Rule and Revised PN Rule
Jul 1, 2020 Sep 30, 2020 Selenium MCL Yes No .07 MG/L 0.05 mg/L .05 Resolved Sep 30, 2020 Inorganic 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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