La Posta Upper

PWSID: 090605146 · Boulevard, CA · Serves 73 people

Health Violations

La Posta Upper has 10 health-based violations out of 10 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.

Population Served
73
Total Violations
10
Health Violations
10
Source Type
Groundwater

La Posta Upper (PWSID 090605146) is a cws water system drawing from a groundwater source, regulated by the EPA Safe Drinking Water Information System (SDWIS) under the Safe Drinking Water Act. It serves approximately 73 people in Boulevard, CA, and is subject to primacy enforcement by the California drinking-water program.

The system's federal compliance record contains 10 total violations, with 10 classified as health-based (MCL exceedances or treatment-technique failures). 1 distinct contaminant has been cited, including Nitrate. Recorded violations span 2020–2023.

A historical violation does not necessarily describe current water quality, systems must notify customers and remediate, and monitoring-type violations often reflect reporting lapses rather than contamination. The most authoritative real-time source is the utility's annual Consumer Confidence Report. For enforcement history and corrective-action orders, consult EPA ECHO and the California state drinking-water program's public portal.

System Details

EPA ID (PWSID)
090605146
System Type
CWS
Water Source
Groundwater
Location
Boulevard, CA
Population Served
73
Health Violations
Yes (10)

What contaminants are in this water system?

Contaminant Violations Health-Based
Nitrate 10 10

Violation History (10)

Contaminant Health Date
Nitrate Yes Jan 1, 2023
Nitrate Yes Jan 1, 2023
Nitrate Yes Jan 1, 2023
Nitrate Yes Jan 1, 2023
Nitrate Yes Jul 1, 2021
Nitrate Yes Jul 1, 2021
Nitrate Yes Jan 1, 2021
Nitrate Yes Jan 1, 2021
Nitrate Yes Apr 1, 2020
Nitrate Yes Apr 1, 2020

Frequently Asked Questions

Is La Posta Upper water safe to drink?
La Posta Upper has 10 health-based violations out of 10 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed. The system uses groundwater water as its source.
How many people does La Posta Upper serve?
La Posta Upper serves 73 people in Boulevard, CA. It is classified as a CWS water system.
What violations does La Posta Upper have?
La Posta Upper has 10 total violations on record spanning 2020–2023. 10 are health-based violations involving contaminants exceeding EPA limits.
What contaminants have been found in La Posta Upper water?
Violations have been recorded for 1 contaminant. The most frequent: Nitrate.

About This Data

Water system data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations that may pose a direct risk to public health. Violation records may span multiple years.

Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services

Related