Public water system record
Kyburz Mutual Water Company
Serves an area of El Dorado County, CA · 150 people served
Federal records show 8 health-based violations and 35 monitoring/reporting issues for Kyburz Mutual Water Company in the last ten years. The most serious issue in this window was a resolved Interim Enhanced Surface Water Treatment Rule violation.
System profile
- Health-based violations, last 10 years
- 8
- Resolved
- 8
- Unresolved
- 0
- Any acute record
- Yes
- Monitoring issues, last 10 years
- 35
Key facts
- Kyburz Mutual Water Company draws water from 1 well and 1 surface water intake (1 of them for emergency, seasonal or other part-time use).
- Most recent formal enforcement: compliance order (no penalty) by California, February 2024.
- Record on file since 1980, with 0 health-based violations before October 19, 2016.
- Lead pipe inventory: 0 lead and 0 unknown out of 123 service lines.
Check whether Kyburz Mutual Water Company serves your address
Health-based violations
Since October 2016Violation data reflects EPA records through March 2026. For the most current status, visit the EPA ECHO database.
| Contaminant | Rule family | Start date | Status | Acute |
|---|---|---|---|---|
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Sep 1, 2023 | Resolved | Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Jul 1, 2023 | Resolved | Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Jun 1, 2023 | Resolved | Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | May 1, 2023 | Resolved | Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Apr 1, 2023 | Resolved | Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Mar 1, 2023 | Resolved | Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Feb 1, 2023 | Resolved | Yes |
|
Interim Enhanced Surface Water Treatment Rule
Treatment technique failure
|
120 | Jan 1, 2023 | Resolved | Yes |
Monitoring and reporting issues
Since October 2016Missed tests or reports, not contaminants found above a limit.
| Issue | Start date | Status |
|---|---|---|
|
Revised Total Coliform Rule
Monitoring violation
|
Apr 1, 2022 | Resolved |
|
Revised Total Coliform Rule
Monitoring violation
|
Mar 1, 2022 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jul 1, 2020 | Resolved |
|
Surface Water Treatment Rule
Monitoring and reporting
|
Jan 1, 2020 | Resolved |
|
Chlordane
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
ETHYLENE DIBROMIDE
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
1,2-DIBROMO-3-CHLOROPROPANE
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Total Polychlorinated Biphenyls (PCB)
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Pentachlorophenol
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Benzo(a)pyrene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
HEXACHLOROBENZENE
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
2,4,5-TP
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
2,4-D
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Heptachlor epoxide
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Heptachlor
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
2,3,7,8-TCDD
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
LASSO
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Atrazine
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Carbofuran
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Hexachlorocyclopentadiene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Dinoseb
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Picloram
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Di(2-ethylhexyl) phthalate
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Simazine
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
OXAMYL
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Di(2-ethylhexyl) adipate
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Glyphosate
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Endothall
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Diquat
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Dalapon
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Toxaphene
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Methoxychlor
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
BHC-GAMMA
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Endrin
Monitoring and reporting
|
Jan 1, 2018 | Resolved |
|
Lead and Copper Rule
Monitoring and reporting
|
Jan 1, 2015 | Resolved |
Full record since 1980
EPA's records for Kyburz Mutual Water Company go back to 1980. Before October 19, 2016 they list no health-based violations and 30 monitoring or reporting violations.
| Violations that began in | Health-based | Monitoring and reporting |
|---|---|---|
| 1980s | 0 | 26 |
| 2000s | 0 | 1 |
| 2010 to October 18, 2016 | 0 | 3 |
| October 19, 2016 to 2019 | 0 | 30 |
| 2020s | 8 | 4 |
Enforcement actions
California regulators took 6 formal enforcement actions against Kyburz Mutual Water Company between 2020 and 2024. The most recent was a compliance order (no penalty) in February 2024.
| Date | By | Action | Violations covered |
|---|---|---|---|
| Feb 7, 2024 | California | Compliance order (no penalty) | 30 violations: Methoxychlor, Dalapon, Endothall, OXAMYL, Simazine |
| Oct 24, 2023 | California | Compliance order (no penalty) | 7 violations (7 health-based): Interim Enhanced Surface Water Treatment Rule |
| Aug 25, 2023 | California | Compliance order (no penalty) | 1 violation (1 health-based): Interim Enhanced Surface Water Treatment Rule |
| May 20, 2022 | California | Compliance order (no penalty) | 2 violations: Revised Total Coliform Rule |
| Feb 4, 2021 | California | Compliance order (no penalty) | 1 violation: Surface Water Treatment Rule |
| Dec 15, 2020 | California | Compliance order (no penalty) | 1 violation: Lead and Copper Rule |
What the violations mean
Interim Enhanced Surface Water Treatment Rule
8 incidentsThe system did not meet a filtration or treatment requirement for surface water
Inadequate treatment of surface water can let pathogens such as Cryptosporidium and Giardia through
Where the water comes from
Kyburz Mutual Water Company draws water from 1 well and 1 surface water intake (1 of them for emergency, seasonal or other part-time use).
Annual water quality report
Kyburz Mutual Water Company must give its customers an annual water quality report (Consumer Confidence Report) by July 1, with the levels its tests found in the previous year.
Systems serving 500 or fewer people may meet the rule by telling customers the report is available on request, so you may need to ask Kyburz Mutual Water Company for a copy.
Find a posted report with EPA's Consumer Confidence Report search
Testing your own water
To test the water at your tap, or a private well this record does not cover, use a laboratory certified for drinking water by California.
Certified drinking water labs by state EPA guidance for private wells