Hydrohistorian
Ken Caryl West Ranch Water District
Its service area also reaches South Platte Cheesman to Denver Gage (44.0%).
Boundary traced from IRE. About 5 km².
Where the water comes from
| Facility | Kind | Water |
|---|---|---|
| WELL NO 25 | Well | Groundwater |
| WELL NO 1 | Well | Groundwater |
| WELL NO 22 | Well | Groundwater |
| WELL NO 12 | Well | Groundwater |
| WELL NO 16 | Well | Groundwater |
| WELL NO 17 | Well | Groundwater |
| WELL NO 21 EMERGENCY ONLY | Well | Groundwater |
These are EPA's facility records, not DWR structures. Which decreed rights sit behind an intake is the next phase; nothing here is inferred.
DWR structures that name this system
Source Probable join · fetched 2026-09-09 · matched on DWR's recorded contact or an EPA intake name; verify on the dossier
No DWR structure on file records this system as its contact, and none of its EPA intakes matches a structure name in its districts. DWR records a contact on only a fraction of structures, and only for districts fetched from its live service, so this is absence of a record, not evidence of no rights.
Compliance record
Source Register of another agency · fetched 2026-09-09 · verify at EPA ECHO ↗
EPA's summary: violations in 6 of the last 12 quarters; not a serious violator.
No health-based or open violation on the federal record for this system.
Lead and copper: the latest 90th-percentile lead result is 0.007 mg/L (sampling period ending 2025-12-31) against an action level of 0.015 mg/L; 16 results on file, 1 lead result over the action level all time.
SDWIS federal reporting carries violations and lead/copper percentiles only; nitrate, disinfection by-product and PFAS sample results are not in it. Codes are EPA's (violation, contaminant, rule); the ECHO report expands them.
PFAS and lithium: EPA's UCMR 5 monitoring, 2023–2025
Source Register of another agency · fetched 2026-09-09 · verify at EPA UCMR occurrence data ↗
EPA did not sample this system under UCMR 5 (the rule covered every system serving more than 3,300 people and a drawn sample of smaller ones).
Common questions
Who provides drinking water in Aurora, Colorado?
Ken Caryl West Ranch Water District is the public water system serving 140 people in Jefferson County, from groundwater. Its EPA public water system id is CO0130075.
Where does Ken Caryl West Ranch Water District get its water?
Ken Caryl West Ranch Water District reports groundwater as its primary source. EPA lists its source facilities as WELL NO 25, WELL NO 1, WELL NO 22, WELL NO 12.
Does Ken Caryl West Ranch Water District have any drinking water violations?
EPA's compliance record shows no open health-based violations for Ken Caryl West Ranch Water District at the last monthly fetch. Older and non-health-based entries, if any, are listed on this page.
Every provider in Jefferson County.
The record
EPA SDWIS federal reporting as of 2026-09-08; the compliance record above is EPA's own, fetched monthly, and the ECHO report carries the rest. Report a problem →