ETHETE, 08
ARAPAHOE COMM WATER SYSTEM Water System
Current status
No open violations on record as of July 4, 2026.
This system's next federally required Consumer Confidence Report is due July 1, 2027, under the EPA's revised reporting rule.
Data sourced from the EPA ECHO database (SDWA bulk download), last refreshed July 4, 2026. This is a record-keeping and public-information tool — it does not replace EPA Region 8’s official records. Always confirm current status with EPA Region 8 before making decisions based on this information.
System facts
- System ID (PWSID)
- 085690004
- System type
- Community Water System
- Population served
- 4,100
- Service connections
- 422
- Ownership
- Native American tribal
- Water source
- groundwater (wells)
Violation history
Monitoring, Routine (RTCR)
—Revised Total Coliform Rule
April 1, 2020 – April 30, 2020
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 2020 – December 31, 2022
ResolvedMonitoring, Regular
—Radium-228
January 1, 2020 – December 31, 2022
ResolvedMonitoring, Regular
—Radium-226
January 1, 2020 – December 31, 2022
ResolvedMonitoring, Regular
—Combined Radium (-226 and -228)
January 1, 2020 – December 31, 2022
ResolvedMonitoring, Regular
—Combined Uranium
January 1, 2020 – December 31, 2022
ResolvedMonitoring, Regular
—Nitrate-Nitrite
January 1, 2013 – December 31, 2013
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Toluene
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Combined Uranium
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Gross Alpha, Excl. Radon and U
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Chlordane
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—1,2-DIBROMO-3-CHLOROPROPANE
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Pentachlorophenol
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Benzo(a)pyrene
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—2,4-D
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Heptachlor
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—LASSO
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Atrazine
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Carbofuran
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Endothall
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Radium-228
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Radium-226
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—trans-1,2-Dichloroethylene
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Endrin
January 1, 2011 – March 31, 2011
ResolvedMonitoring, Regular
—Total Polychlorinated Biphenyls (PCB)
September 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—cis-1,2-Dichloroethylene
September 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—Methoxychlor
September 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—Glyphosate
September 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—Picloram
September 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—2,3,7,8-TCDD
September 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—Heptachlor
September 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—Heptachlor epoxide
September 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
September 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—ETHYLENE DIBROMIDE
September 1, 2010 – December 31, 2010
ResolvedMonitoring, Regular
—Chlordane
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—LASSO
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Chlordane
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—HEXACHLOROBENZENE
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—2,4,5-TP
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Heptachlor epoxide
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—OXAMYL
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Toxaphene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Ethylbenzene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—1,1,2-Trichloroethane
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—1,2-Dichloroethane
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—1,1-Dichloroethylene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Xylenes, Total
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—1,2,4-Trichlorobenzene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Styrene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Toluene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Benzene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Tetrachloroethylene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—Trichloroethylene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—p-Dichlorobenzene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—o-Dichlorobenzene
January 1, 2010 – March 31, 2010
ResolvedMonitoring, Regular
—CYANIDE
January 1, 2008 – December 31, 2010
ResolvedMonitoring, Regular
—LASSO
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Dinoseb
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—1,2-Dichloropropane
January 1, 2002 – December 31, 2004
ResolvedMonitoring, Regular
—Styrene
January 1, 1999 – December 31, 1999
Resolved
Resolved addressed and confirmed by the state
| Period | Violation | Contaminant / rule | Health-based | Status |
|---|---|---|---|---|
| April 1, 2020 – April 30, 2020 | Monitoring, Routine (RTCR) | Revised Total Coliform Rule | — | Resolved |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Radium-228 | — | Resolved |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Radium-226 | — | Resolved |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Combined Radium (-226 and -228) | — | Resolved |
| January 1, 2020 – December 31, 2022 | Monitoring, Regular | Combined Uranium | — | Resolved |
| January 1, 2013 – December 31, 2013 | Monitoring, Regular | Nitrate-Nitrite | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Combined Uranium | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Gross Alpha, Excl. Radon and U | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | 1,2-DIBROMO-3-CHLOROPROPANE | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Pentachlorophenol | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Benzo(a)pyrene | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | 2,4-D | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Heptachlor | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Atrazine | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Carbofuran | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Endothall | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Radium-228 | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Radium-226 | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | trans-1,2-Dichloroethylene | — | Resolved |
| January 1, 2011 – March 31, 2011 | Monitoring, Regular | Endrin | — | Resolved |
| September 1, 2010 – December 31, 2010 | Monitoring, Regular | Total Polychlorinated Biphenyls (PCB) | — | Resolved |
| September 1, 2010 – December 31, 2010 | Monitoring, Regular | cis-1,2-Dichloroethylene | — | Resolved |
| September 1, 2010 – December 31, 2010 | Monitoring, Regular | Methoxychlor | — | Resolved |
| September 1, 2010 – December 31, 2010 | Monitoring, Regular | Glyphosate | — | Resolved |
| September 1, 2010 – December 31, 2010 | Monitoring, Regular | Picloram | — | Resolved |
| September 1, 2010 – December 31, 2010 | Monitoring, Regular | 2,3,7,8-TCDD | — | Resolved |
| September 1, 2010 – December 31, 2010 | Monitoring, Regular | Heptachlor | — | Resolved |
| September 1, 2010 – December 31, 2010 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| September 1, 2010 – December 31, 2010 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| September 1, 2010 – December 31, 2010 | Monitoring, Regular | ETHYLENE DIBROMIDE | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Chlordane | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | HEXACHLOROBENZENE | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | 2,4,5-TP | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Heptachlor epoxide | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | OXAMYL | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Toxaphene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Ethylbenzene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | 1,1,2-Trichloroethane | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | 1,2-Dichloroethane | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | 1,1-Dichloroethylene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Xylenes, Total | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | 1,2,4-Trichlorobenzene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Styrene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Toluene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Benzene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Tetrachloroethylene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | Trichloroethylene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | p-Dichlorobenzene | — | Resolved |
| January 1, 2010 – March 31, 2010 | Monitoring, Regular | o-Dichlorobenzene | — | Resolved |
| January 1, 2008 – December 31, 2010 | Monitoring, Regular | CYANIDE | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | LASSO | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | Dinoseb | — | Resolved |
| January 1, 2002 – December 31, 2004 | Monitoring, Regular | 1,2-Dichloropropane | — | Resolved |
| January 1, 1999 – December 31, 1999 | Monitoring, Regular | Styrene | — | Resolved |
Resolved addressed and confirmed by the state
Enforcement actions
- February 16, 2023State Compliance achieved6 linked violations
- December 9, 2019State Compliance achieved4 linked violations
- May 10, 2012State Compliance achieved32 linked violations
- May 10, 2012State Compliance achieved24 linked violations
- May 10, 2012State Compliance achieved24 linked violations
- May 10, 2012State Compliance achieved7 linked violations
- August 11, 2011State Compliance achieved25 linked violations
- July 12, 2011State Compliance achieved23 linked violations
- February 10, 2005State Violation/Reminder Notice64 linked violations
Contact
LITTLE BEAR, HAROLD
307-463-4560
ETHETE, WY 82520