LARKSPUR TOWN OF
Colorado — Community Water System — PWSID: CO0118030
System Information
| PWSID | CO0118030 |
| System Name | LARKSPUR 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 | Nov 24, 1987 |
| Last Reported | Feb 23, 2026 |
Location & Contact
| State | Colorado |
| City | LARKSPUR |
| ZIP Code | 80118 |
| Address | 8720 SPRUCE MTN RD |
| Organization | WEST, SHERILYN |
| Phone | 720-828-6211 |
Population & Service
| Population Served | 275 |
| Service Connections | 109 |
Drinking Water Violations (143)
This water system has 143 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Feb 4, 2024 | — | Other | No | No | — | — | — | Resolved | Mar 19, 2024 | — | |
| Feb 4, 2024 | — | Other | No | No | — | — | — | Resolved | Mar 19, 2024 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MCL | Yes | No | 6.05 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MCL | Yes | No | 6.05 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MCL | Yes | No | 6.05 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2023 | — | |
| Oct 1, 2023 | Dec 31, 2023 | MCL | Yes | No | 6.05 PCI/L | 5 pCi/L | 5 | Resolved | Dec 31, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 5.88 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 5.88 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 5.88 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 5.88 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2023 | — | |
| Jul 1, 2023 | Sep 30, 2023 | MCL | Yes | No | 5.88 PCI/L | 5 pCi/L | 5 | Resolved | Sep 30, 2023 | — | |
| Apr 16, 2023 | — | Other | No | No | — | — | — | Resolved | Jun 6, 2023 | — | |
| Apr 16, 2023 | — | Other | No | No | — | — | — | Resolved | Jun 6, 2023 | — | |
| Apr 16, 2023 | — | Other | No | No | — | — | — | Resolved | Jun 6, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 6.58 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 6.58 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 6.58 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 6.58 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2023 | — | |
| Apr 1, 2023 | Jun 30, 2023 | MCL | Yes | No | 6.58 PCI/L | 5 pCi/L | 5 | Resolved | Jun 30, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 6.25 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 6.25 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 6.25 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.7 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.1 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.075 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 1 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 1 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 1 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.6 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.005 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Dec 31, 2023 | MR | No | Yes | — | 0.07 mg/L | — | Resolved | Nov 16, 2023 | — | |
| Jan 1, 2023 | Mar 31, 2023 | MCL | Yes | No | 6.25 PCI/L | 5 pCi/L | 5 | Resolved | Mar 31, 2023 | — |
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.