CROOK TOWN OF
Colorado — Community Water System — PWSID: CO0138005
System Information
| PWSID | CO0138005 |
| System Name | CROOK TOWN OF |
| System Type | Community Water System |
| Water Source | Ground Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 20, 1979 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Colorado |
| City | CROOK |
| ZIP Code | 80726 |
| Address | — |
| Organization | RAMIREZ, KEO |
| Phone | 970-886-2222 |
Population & Service
| Population Served | 182 |
| Service Connections | 102 |
Drinking Water Violations (55)
This water system has 55 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 2, 2025 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Resolved | Oct 14, 2025 | Lead and Copper Rule Revisions |
| Jul 2, 2025 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Resolved | Oct 14, 2025 | Lead and Copper Rule Revisions |
| Jul 2, 2025 | — | LEAD AND COPPER RULE REVISIONS | RPT | No | No | — | — | — | Resolved | Oct 14, 2025 | Lead and Copper Rule Revisions |
| Aug 29, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 23, 2022 | Public Notice Rule and Revised PN Rule |
| Aug 29, 2022 | — | Public Notice | Other | No | No | — | — | — | Resolved | Sep 23, 2022 | Public Notice Rule and Revised PN Rule |
| Jul 29, 2022 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | Nov 18, 2022 | Revised Total Coliform Rule |
| Jul 29, 2022 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | Nov 18, 2022 | Revised Total Coliform Rule |
| Jul 29, 2022 | — | Revised Total Coliform Rule | Other | No | No | — | — | — | Resolved | Nov 18, 2022 | Revised Total Coliform Rule |
| Jan 1, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 22, 2018 | Lead and Copper Rule |
| Jan 1, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 22, 2018 | Lead and Copper Rule |
| Jan 1, 2018 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jan 22, 2018 | Lead and Copper Rule |
| Oct 17, 2016 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Mar 1, 2017 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 17, 2016 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Mar 1, 2017 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 17, 2016 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Mar 1, 2017 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Oct 17, 2016 | — | Stage 2 Disinfectants and Disinfection Byproducts Rule | MR | No | Yes | — | — | — | Resolved | Mar 1, 2017 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 29, 2015 | Consumer Confidence Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 29, 2015 | Consumer Confidence Rule |
| Jul 1, 2014 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 29, 2015 | Consumer Confidence Rule |
| Oct 1, 2013 | Oct 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2013 | Total Coliform Rule |
| Oct 1, 2013 | Dec 31, 2013 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 10, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2013 | Dec 31, 2013 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 10, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2013 | Dec 31, 2013 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Dec 10, 2013 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2013 | Oct 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2013 | Total Coliform Rule |
| Oct 1, 2013 | Oct 31, 2013 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Oct 31, 2013 | Total Coliform Rule |
| Nov 1, 2003 | Nov 30, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2003 | Total Coliform Rule |
| Nov 1, 2003 | Nov 30, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2003 | Total Coliform Rule |
| Nov 1, 2003 | Nov 30, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2003 | Total Coliform Rule |
| Nov 1, 2003 | Nov 30, 2003 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 2003 | Total Coliform Rule |
| Aug 1, 2000 | Aug 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2000 | Total Coliform Rule |
| Aug 1, 2000 | Aug 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2000 | Total Coliform Rule |
| Aug 1, 2000 | Aug 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2000 | Total Coliform Rule |
| Aug 1, 2000 | Aug 31, 2000 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Aug 31, 2000 | Total Coliform Rule |
| Oct 1, 1997 | Oct 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 1997 | Total Coliform Rule |
| Oct 1, 1997 | Oct 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 1997 | Total Coliform Rule |
| Oct 1, 1997 | Oct 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 1997 | Total Coliform Rule |
| Oct 1, 1997 | Oct 31, 1997 | Coliform (TCR) | MCL | Yes | No | — | 5% of samples | — | Resolved | Oct 31, 1997 | Total Coliform Rule |
| Jul 1, 1997 | Jul 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1997 | Total Coliform Rule |
| Jul 1, 1997 | Jul 31, 1997 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1997 | Total Coliform Rule |
| Sep 1, 1996 | Sep 30, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1996 | Total Coliform Rule |
| Sep 1, 1996 | Sep 30, 1996 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Sep 30, 1996 | Total Coliform Rule |
| Aug 1, 1993 | Aug 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | Total Coliform Rule |
| Aug 1, 1993 | Aug 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | Total Coliform Rule |
| Aug 1, 1993 | Aug 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Aug 31, 1993 | Total Coliform Rule |
| Jul 1, 1993 | Jul 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1993 | Total Coliform Rule |
| Jul 1, 1993 | Jul 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1993 | Total Coliform Rule |
| Jul 1, 1993 | Jul 31, 1993 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Jul 31, 1993 | Total Coliform Rule |
| Dec 1, 1991 | Dec 31, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1991 | Total Coliform Rule |
| Dec 1, 1991 | Dec 31, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1991 | Total Coliform Rule |
| Dec 1, 1991 | Dec 31, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 1991 | Total Coliform Rule |
| Nov 1, 1991 | Nov 30, 1991 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Nov 30, 1991 | Total Coliform Rule |
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.