Public water system · CA2710020
ActivePsmcsd - Pajaro
At a glance
Psmcsd - Pajaro (PWSID CA2710020) is an active community water system in Monterey County, California. It reports serving 6,500 people through 463 service connections. Its primary water source is groundwater, and EPA lists it as owned by a local government. EPA's records list 3 violations for this system; none is health-based, and the most recent began in January 2006.
Dataset updated . Source: EPA SDWIS/ECHO public records.
Population served
6,500
Service connections
463
Primary source
GW
Groundwater
System type
CWS
Community water system
System record
How does Psmcsd - Pajaro compare with other water systems in Monterey County?
By EPA's size categories, Psmcsd - Pajaro is a medium system (3,301 to 10,000 people). Monterey County has 307 active public water systems. Its population served is about 4.2 times the county average of 1,552 people per system, and accounts for 1.4% of the 476,419 people reported by systems filed under the county. Across California, the 7,479 active systems average 5,706 people each. Nationally, the average active community water system reports serving 6,703 people, so Psmcsd - Pajaro is roughly in line with that figure.
What does “community water system” mean?
A community water system serves at least 15 connections used by year-round residents, or regularly serves at least 25 year-round residents. Homes, apartments and mobile-home parks are served by these. California has 2,997 active community water systems, 40% of the state's 7,479 active systems. Groundwater means the system draws its water from wells or springs fed by underground aquifers. 6,179 California systems (83%) list groundwater as their primary source.
Who owns and regulates Psmcsd - Pajaro?
EPA lists Psmcsd - Pajaro as owned by a local government. The CA state drinking water program is its primacy agency, the regulator with primary enforcement responsibility for the system under the Safe Drinking Water Act. 28 of the 307 active systems in Monterey County (9.1%) are also owned by a local government.
Does Psmcsd - Pajaro have drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in January 2006. The violations listed here began between January 1988 and January 2006. By type: 2 monitoring and reporting and 1 public notice, recordkeeping or other. The contaminants or rules involved are Total coliform bacteria (TCR) and Lead and Copper Rule. EPA lists 2 as resolved and 1 as archived. Resolved means at least one resolving action is on record: the system returned to compliance, the rule no longer applies, or no further action was needed. Archived means the violation was not marked resolved but is more than five years past the end of the noncompliance period, so it no longer counts toward current compliance status.
| Began | Violation | Contaminant or rule | Health-based | Status |
|---|---|---|---|---|
| 2006-01-01 | Monitoring and reportingMonitoring, Routine Minor (TCR) · code 24 | Total coliform bacteria (TCR)code 3100 | No | Resolved |
| 1993-07-01 | Monitoring and reportingInitial Tap Sampling for Pb and Cu · code 51 | Lead and Copper Rulecode 5000 | No | Resolved |
| 1988-01-01 | Public notice, recordkeeping or otherNotification, Public · code 06 | Not reported | No | Archived |
All 3 violations in EPA's records, newest first.Labels and codes come from EPA's SDWIS reference tables. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found. "Health-based" marks violations of a legal limit or required treatment.
Psmcsd - Pajaro: frequently asked questions
Who runs Psmcsd - Pajaro?
Psmcsd - Pajaro (PWSID CA2710020) is a community water system owned by a local government. It is regulated by the CA state drinking water program.
How many people does Psmcsd - Pajaro serve?
Psmcsd - Pajaro reports serving 6,500 people through 463 service connections in Monterey County, California.
Where does Psmcsd - Pajaro get its water?
EPA SDWIS lists this system's primary water source as groundwater. Groundwater means the system draws its water from wells or springs fed by underground aquifers.
Does Psmcsd - Pajaro have any drinking water violations?
EPA's records list 3 violations for this system; none is health-based, and the most recent began in January 2006. A monitoring or reporting violation means a required test or report was missed or late; it does not by itself mean a contaminant was found.
Is Psmcsd - Pajaro's water safe to drink?
AquaCensus shows EPA compliance records, not current water test results, so it cannot say whether the water is safe at a given moment. EPA's records list 3 violations for this system; none is health-based, and the most recent began in January 2006. For current results, consult the system's annual water quality report, EPA ECHO, or the CA state drinking water program.
Where can I find Psmcsd - Pajaro's water quality report?
As a community water system, Psmcsd - Pajaro must deliver an annual water quality report, called a Consumer Confidence Report, to its customers by July 1 each year, covering the previous calendar year. The system can provide a copy on request.
Other water systems in Monterey County
| Water system | County | Population served | Type | Source |
|---|---|---|---|---|
| Cwsc Salinas | Monterey | 123,679 | Community | Groundwater |
| Cal Am Water Company - Monterey | Monterey | 92,450 | Community | Groundwater under influence of surface water |
| Alco Water Service | Monterey | 56,253 | Community | Groundwater |
| Marina Coast Water District | Monterey | 38,377 | Community | Groundwater |
| Soledad, City of | Monterey | 19,455 | Community | Groundwater |
| Greenfield, City of | Monterey | 18,967 | Community | Groundwater |
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About this data
Source: U.S. EPA Safe Drinking Water Information System (SDWIS) and SDWA violation records, via EPA ECHO, as published October 1, 2026 — AquaCensus refreshes it quarterly. See the methodology for how records are matched, cleaned and scored.
Cite as: AquaCensus, “Psmcsd - Pajaro, PWSID CA2710020, California”, https://aquacensus.com/water-systems/california/psmcsd-pajaro-ca2710020 (data as of October 1, 2026).