DEL ORO GRANDVIEW GARDENS DISTRICT
PWSID: CA5400666 · Chico, CA · Serves 323 people
DEL ORO GRANDVIEW GARDENS DISTRICT has 61 health-based violations out of 61 total. Health violations indicate contaminant levels exceeded EPA limits or required treatment was not followed.
DEL ORO GRANDVIEW GARDENS DISTRICT (PWSID CA5400666) 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 323 people in Chico, CA, and is subject to primacy enforcement by the California drinking-water program.
The system's federal compliance record contains 61 total violations, with 61 classified as health-based (MCL exceedances or treatment-technique failures). 2 distinct contaminants have been cited, including Nitrate, Nitrite. Recorded violations span 2016–2024.
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)
- CA5400666
- System Type
- CWS
- Water Source
- Groundwater
- Location
- Chico, CA
- Population Served
- 323
- Health Violations
- Yes (61)
What contaminants are in this water system?
Violation History (61)
| Contaminant | Health | Date |
|---|---|---|
| Nitrate | Yes | Oct 1, 2024 |
| Nitrate | Yes | Jul 1, 2024 |
| Nitrate | Yes | Jul 1, 2024 |
| Nitrate | Yes | Apr 1, 2024 |
| Nitrate | Yes | Apr 1, 2024 |
| Nitrate | Yes | Jan 1, 2024 |
| Nitrate | Yes | Jan 1, 2024 |
| Nitrate | Yes | Oct 1, 2023 |
| Nitrate | Yes | Jul 1, 2023 |
| Nitrate | Yes | Apr 1, 2023 |
| Nitrate | Yes | Apr 1, 2023 |
| Nitrate | Yes | Jan 1, 2023 |
| Nitrate | Yes | Jan 1, 2023 |
| Nitrate | Yes | Jan 1, 2023 |
| Nitrate | Yes | Jan 1, 2023 |
| Nitrate | Yes | Oct 1, 2022 |
| Nitrate | Yes | Oct 1, 2022 |
| Nitrate | Yes | Oct 1, 2022 |
| Nitrate | Yes | Oct 1, 2022 |
| Nitrate | Yes | Jul 1, 2022 |
| Nitrate | Yes | Jul 1, 2022 |
| Nitrate | Yes | Jul 1, 2022 |
| Nitrate | Yes | Jul 1, 2022 |
| Nitrate | Yes | Oct 1, 2021 |
| Nitrate | Yes | Oct 1, 2021 |
| Nitrate | Yes | Jul 1, 2021 |
| Nitrate | Yes | Jul 1, 2021 |
| Nitrate | Yes | Apr 1, 2021 |
| Nitrate | Yes | Apr 1, 2021 |
| Nitrate | Yes | Jan 1, 2021 |
| Nitrate | Yes | Jan 1, 2021 |
| Nitrate | Yes | Oct 1, 2020 |
| Nitrate | Yes | Oct 1, 2020 |
| Nitrate | Yes | Jul 1, 2020 |
| Nitrate | Yes | Jul 1, 2020 |
| Nitrate | Yes | Jan 1, 2020 |
| Nitrate | Yes | Jan 1, 2020 |
| Nitrate | Yes | Oct 1, 2019 |
| Nitrate | Yes | Oct 1, 2019 |
| Nitrate | Yes | Jul 1, 2019 |
| Nitrate | Yes | Jul 1, 2019 |
| Nitrate | Yes | Apr 1, 2019 |
| Nitrate | Yes | Apr 1, 2019 |
| Nitrate | Yes | Oct 1, 2018 |
| Nitrate | Yes | Oct 1, 2018 |
| Nitrite | Yes | Jul 1, 2018 |
| Nitrite | Yes | Jul 1, 2018 |
| Nitrite | Yes | Apr 1, 2018 |
| Nitrite | Yes | Apr 1, 2018 |
| Nitrite | Yes | Jan 1, 2018 |
| Nitrite | Yes | Jan 1, 2018 |
| Nitrite | Yes | Oct 1, 2017 |
| Nitrite | Yes | Oct 1, 2017 |
| Nitrite | Yes | Jul 1, 2017 |
| Nitrite | Yes | Jul 1, 2017 |
| Nitrite | Yes | Jan 1, 2017 |
| Nitrite | Yes | Jan 1, 2017 |
| Nitrite | Yes | Oct 1, 2016 |
| Nitrite | Yes | Oct 1, 2016 |
| Nitrite | Yes | Apr 1, 2016 |
| Nitrite | Yes | Apr 1, 2016 |
Frequently Asked Questions
Is DEL ORO GRANDVIEW GARDENS DISTRICT water safe to drink?
How many people does DEL ORO GRANDVIEW GARDENS DISTRICT serve?
What violations does DEL ORO GRANDVIEW GARDENS DISTRICT have?
What contaminants have been found in DEL ORO GRANDVIEW GARDENS DISTRICT water?
Explore More
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
Read our methodology - how this data is sourced, computed, and verified.