RIO BLANCO,VIEQUES,CULEDRA
PR — Community Water System — PWSID: PR0005386
System Information
| PWSID | PR0005386 |
| System Name | RIO BLANCO,VIEQUES,CULEDRA |
| System Type | Community Water System |
| Water Source | Surface Water |
| Activity Status | Active |
| Owner Type | Local |
| EPA Region | 02 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Aug 15, 1988 |
| Last Reported | Mar 9, 2026 |
Location & Contact
| State | PR |
| City | NAGUABO |
| ZIP Code | 00718 |
| Address | CARR. 31 KM. 9.9 |
| Organization | RIO BLANCO,VIEQUES,CULEDRA |
| Phone | 787-620-2277 |
Population & Service
| Population Served | 80,759 |
| Service Connections | 30,247 |
Drinking Water Violations (647)
This water system has 647 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jun 1, 2021 | Jun 30, 2021 | TT | Yes | No | — | — | — | Resolved | Jun 30, 2021 | — | |
| Jun 1, 2021 | Jun 30, 2021 | TT | Yes | No | — | — | — | Resolved | Jun 30, 2021 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MCL | Yes | No | .091 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MCL | Yes | No | .091 MG/L | 0.080 mg/L | .08 | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | Sep 30, 2020 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Sep 30, 2020 | — | |
| Jul 1, 2020 | — | Other | No | No | — | — | — | Resolved | Jul 29, 2020 | — | |
| Apr 1, 2020 | Jun 30, 2020 | MCL | Yes | No | .101 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2020 | — | |
| Apr 1, 2020 | Jun 30, 2020 | MCL | Yes | No | .062 MG/L | 0.060 mg/L | .06 | Resolved | Jun 30, 2020 | — | |
| Apr 1, 2020 | Jun 30, 2020 | MCL | Yes | No | .101 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2020 | — | |
| Mar 1, 2020 | Mar 31, 2020 | TT | Yes | No | — | — | — | Resolved | Mar 31, 2020 | — | |
| Feb 1, 2020 | Feb 29, 2020 | MR | No | No | — | — | — | Resolved | Feb 29, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MCL | Yes | No | .061 MG/L | 0.060 mg/L | .06 | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MCL | Yes | No | .095 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2020 | — | |
| Jan 1, 2020 | Mar 31, 2020 | MCL | Yes | No | .095 MG/L | 0.080 mg/L | .08 | Resolved | Mar 31, 2020 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MCL | Yes | No | .09 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2019 | — | |
| Oct 1, 2019 | Dec 31, 2019 | MCL | Yes | No | .09 MG/L | 0.080 mg/L | .08 | Resolved | Dec 31, 2019 | — | |
| Jul 1, 2019 | Jul 31, 2019 | TT | Yes | No | — | — | — | Resolved | Jul 31, 2019 | — | |
| Jul 1, 2019 | Jul 31, 2019 | TT | Yes | No | — | — | — | Resolved | Jul 31, 2019 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MCL | Yes | No | .085 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2019 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MCL | Yes | No | .085 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2019 | — | |
| Apr 1, 2019 | Jun 30, 2019 | MCL | Yes | No | .085 MG/L | 0.080 mg/L | .08 | Resolved | Jun 30, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.04 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.001 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Jan 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.004 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.002 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MR | No | Yes | — | 0.4 mg/L | — | Resolved | Jan 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | — | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Jan 31, 2019 | MR | No | Yes | — | 0.003 mg/L | — | Resolved | Jan 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MCL | Yes | No | .081 MG/L | 0.080 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.0002 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.05 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.0004 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Jan 1, 2019 | Mar 31, 2019 | MR | No | Yes | — | 0.0005 mg/L | — | Resolved | Mar 31, 2019 | — | |
| Oct 1, 2018 | — | Other | No | No | — | — | — | Resolved | Aug 13, 2019 | — | |
| Oct 1, 2018 | — | Other | No | No | — | — | — | Resolved | Aug 13, 2019 | — | |
| Jul 1, 2017 | Jul 31, 2017 | MR | No | Yes | — | TT | — | Resolved | Jul 31, 2017 | — | |
| Jul 1, 2017 | Jul 31, 2017 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2017 | — | |
| Jul 1, 2017 | Jul 31, 2017 | MR | No | Yes | — | TT | — | Resolved | Jul 31, 2017 | — | |
| Jul 1, 2017 | Jul 31, 2017 | MR | No | Yes | — | TT | — | Resolved | Jul 31, 2017 | — | |
| Jul 1, 2017 | Jul 31, 2017 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2017 | — | |
| Jul 1, 2017 | Jul 31, 2017 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2017 | — | |
| Jul 1, 2017 | Jul 31, 2017 | MR | No | Yes | — | — | — | Resolved | Jul 31, 2017 | — |
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.