Public Water Partners

MASONVILLE, CO · Larimer County

ARKINS WA Water System

Inactive system

This water system is marked inactive in EPA’s federal records as of July 9, 2007. It is no longer an operating public water system under this PWSID, and no compliance deadlines — including the 2027 Consumer Confidence Report rule — apply to it.

If you are a resident looking for your current water provider, see water systems in Larimer County, CO.

Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed August 1, 2026. This is a record-keeping and public-information tool — it does not replace Colorado’s official records. Always confirm current status with Colorado before making decisions based on this information.

System facts

System ID (PWSID)
CO0135121
System type
Community Water System
Population served
0
Service connections
387
Ownership
privately owned
Water source
surface water (rivers, lakes, or reservoirs)

ARKINS WA formerly served 0 people from surface water.

EPA's federal records list this system as inactive in 2007; the record below is historical.

As of August 1, 2026, its federal record holds 1 entry in 1997, all of which EPA lists as closed. Nothing has been added since 1997.

All 1 are monitoring and reporting requirements — the category that accounts for about four in five of all violations in EPA's national dataset — rather than findings about the water itself. The record involves the Total Coliform Rules.

Violation history

  • Monitoring, Routine Major (TCR)

    —

    Coliform (TCR)

    December 1, 1997 – December 31, 1997

    Archived

Archived closed in EPA's records (typically due to age or a data correction)

Enforcement actions

No enforcement actions on record for this system.

Last known contact on file (system is inactive)

Not on record

Phone not on record

MASONVILLE, CO 80541