RIDGEWATER IMPROVEMENT DISTRICT
Wyoming — Community Water System — PWSID: WY5600285
System Information
| PWSID | WY5600285 |
| System Name | RIDGEWATER IMPROVEMENT DISTRICT |
| System Type | Community Water System |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Mixed |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Mar 4, 1980 |
| Last Reported | Nov 17, 2025 |
Location & Contact
| State | Wyoming |
| City | DOUGLAS |
| ZIP Code | 82633 |
| Address | 70 Fairway Drive |
| Organization | ROMERO, STEVE |
| Phone | 307-359-3365 |
Population & Service
| Population Served | 218 |
| Service Connections | 94 |
Drinking Water Violations (23)
This water system has 23 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Oct 1, 2015 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 6, 2019 | Consumer Confidence Rule |
| Oct 1, 2015 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 6, 2019 | Consumer Confidence Rule |
| Oct 1, 2015 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Jun 6, 2019 | Consumer Confidence Rule |
| Jul 1, 2015 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 19, 2018 | Consumer Confidence Rule |
| Jul 1, 2015 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 19, 2018 | Consumer Confidence Rule |
| Jul 1, 2015 | — | Consumer Confidence Rule | Other | No | No | — | — | — | Resolved | Nov 19, 2018 | Consumer Confidence Rule |
| Jan 1, 2015 | Dec 31, 2015 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2015 | Dec 31, 2015 | TTHM | MR | No | Yes | — | 0.080 mg/L | — | Resolved | Dec 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2015 | Dec 31, 2015 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Jan 1, 2015 | Dec 31, 2015 | Total Haloacetic Acids (HAA5) | MR | No | Yes | — | 0.060 mg/L | — | Resolved | Dec 31, 2015 | Stage 2 Disinfectants and Disinfection Byproducts Rule |
| Dec 1, 2011 | Dec 31, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2011 | Total Coliform Rule |
| Dec 1, 2011 | Dec 31, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2011 | Total Coliform Rule |
| Dec 1, 2011 | Dec 31, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2011 | Total Coliform Rule |
| Dec 1, 2011 | Dec 31, 2011 | Coliform (TCR) | MR | No | No | — | 5% of samples | — | Resolved | Dec 31, 2011 | Total Coliform Rule |
| Jul 1, 2010 | Sep 30, 2010 | Chlorine | MR | No | Yes | — | 4.0 mg/L | — | Resolved | Sep 30, 2010 | Stage 1 Disinfectants and Disinfection Byproducts Rule |
| Oct 1, 2000 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 22, 2003 | Lead and Copper Rule |
| Oct 1, 2000 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 22, 2003 | Lead and Copper Rule |
| Oct 1, 2000 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 22, 2003 | Lead and Copper Rule |
| Oct 1, 2000 | — | Lead and Copper Rule | MR | No | No | — | TT | — | Resolved | Jul 22, 2003 | Lead and Copper Rule |
| Jun 1, 1982 | May 31, 1983 | Gross Alpha, Excl. Radon and U | MR | No | Yes | — | 15 pCi/L | — | Archived | May 31, 1983 | Radionuclides and Revised Rad Rule |
| Jul 1, 1980 | Jun 30, 1981 | Gross Alpha, Excl. Radon and U | MR | No | Yes | — | 15 pCi/L | — | Archived | Jun 30, 1981 | Radionuclides and Revised Rad Rule |
| Jun 1, 1976 | May 31, 1980 | Combined Radium (-226 and -228) | MR | No | No | — | 5 pCi/L | — | Archived | May 31, 1980 | Radionuclides and Revised Rad Rule |
| — | — | — | No | No | — | — | — | — | — | — |
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.