Community Water System · PWS CA1010049
Biola Community Services Dist
Operator location Biola, California - 41% of 61 violations are health-based (upper-third health share (> 23%)); groundwater source; 1,623 served per SDWIS.
- 1,623
- People served (this PWS)
- 61
- EPA violations (this PWS)
- 25
- Health-based (this PWS)
- Untested
- UCMR5 (this PWS)
Biola Community Services Dist standing, mid SDWIS violation third
41% of 61 recorded violations are health-based - upper-third health share (> 23%). Corpus terciles use 29,740 systems serving 500+ (the sitemap cohort). Health-based share 41% is upper-third health share (> 23%). Population rank #15,225 of 29,740 among systems serving 500+.
The verdict
Biola Community Services Dist lands in the middle third by violation volume (61), large enough for peer comparisons without matching the fleet's heaviest ledgers. Population served is mid-pack at 1,623 (mid served population (≤ 3,309)). Health-based share is 41% - most of this ledger is MCL or treatment-technique exceedance. No UCMR5 PFAS test appears for this system in this extract.
- #15,225 of 29,740
- Population · /systems
- #973 of 1,701
- Population · CA
- 61
- Total EPA violations on record
- 41%
- Health-based (MCL / treatment failure)
Population ordinals match the sitemap cohort (systems serving 500+, population_served DESC). See methodology · corpus placement.
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 300
- County
- Fresno
- School/Daycare
- No
- MCL Violations
- 25
- Monitoring Violations
- 34
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MR | 24 | 2013 |
| Coliform (TCR) | MCL | 22 | 2012 |
| Nitrate | MR | 8 | 2021 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MCL | 3 | 1989 |
| Consumer Confidence Rule | Other | 2 | 2008 |
| Lead and Copper Rule | MR | 2 | 2010 |
Violation Count vs. the National Corpus
Biola Community Services Dist has 61 recorded EPA violations, 62% of the 29,740 public water systems serving 500+ people nationwide carry fewer, and 38% carry more. 41% of this system's own violations are health-based (25 of 61), and it ranks #15,225 of 29,740 by population served among that same cohort.
EPA violations vs. the national water-system corpus
Public water systems serving 500+ people (EPA SDWIS)
61 Around the middle fewer violations than 38% of 29,740 water systems
the national water-system corpus, bucketed by value
Each bar is a band; taller bars hold more water systems. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count and share, and where it sits relative to this entry.
Source EPA SDWIS · 2026-05-15
Health-based violations on Biola Community Services Dist
25 health-based rows in the tables above map to MCL or treatment-technique exceedances, verify each contaminant code on the federal SDWIS report for CA1010049.
Sources: EPA SDWIS · California State Water Resources Control Board, Division of Drinking Water
Nationwide peers
61 violations · 1,623 served: nearest cross-state SDWIS matches.
Cross-state systems near this violation count
Nearest cross-state community systems (500+ served) by total SDWIS violations on record.
Cross-state systems near this population served
Nearest cross-state systems by EPA SDWIS population_served (same 500+ sitemap gate).
What to do with Biola Community Services Dist
Use this system's EPA-reported record as a starting filter, not a final verdict.
- See how every tracked system in California compares on the same EPA violation measures. California systems
- Check whether PFAS was detected at this system under UCMR5 testing. PFAS guide
- Find and compare another public water system by name or PWSID. Search systems
EPA SDWIS and UCMR5 figures are informational only, not a substitute for a certified lab test of your own tap water.