Tulare County, California
36 ZIP codes · Avg score 63/100 · Grade C · Updated 2026-06-03
Monitoring figures for Tulare County indicate average water quality overall — some ZIP codes among the 36 tracked have recorded health-based violations, while others operate cleanly, making individual ZIP-level data the most actionable reference point.
How Tulare County Compares
How Tulare County Compares
Tulare County scores 10 points below the California state average (73/100) and 5 points below the national average (68/100).
Data: EPA SDWIS Last verified: 2026-06-03
ZIP Code Risk Map
Water Quality Map: Tulare County, California
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 12.2 (asthma 10%, diabetes 13.1%)
Estimated additional annual cost per homeowner: $2,196, driven primarily by wildfire
Infrastructure: 0.358% avg pipe failure probability, 22% of ZIPs at high risk
55.2% of homes built before 1978 (lead paint era)
Violation History (2021–2025)
↑ Worsening trendEPA violation counts by year across Tulare County water systems. Health-based shown in red, total in blue.
Peak year: 2024 with 67 violations. Past 5 years: 153 total (153 health-based). Health-based violations are rising versus the prior 2-year window — worth closer monitoring.
Source: EPA SDWIS historical violations. Data may lag 6–12 months for the most recent year.
County Health Indicators vs National Average
Black markers indicate national averages. Source: CDC PLACES, Census ACS.
Infrastructure Overview
Sources: Census ACS (housing age), EPA SDWIS (infrastructure risk model), state bridge inspection data.
Compound Risk Breakdown
Estimated additional annual cost per homeowner: $2,196
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
159,101 housing units in Tulare County
Source: U.S. Census Bureau ACS B25034 (Year Structure Built).
Water Safety Affordability
How much it costs to fix water issues relative to home values in Tulare County
Remediation costs are relatively manageable for most homeowners in Tulare County, representing a small fraction of property value.
Remediation includes water filtration, lead abatement, radon mitigation, and flood protection where applicable. Source: Census ACS, EPA SDWIS.
Health Outcomes vs National Average
CDC PLACES data for Tulare County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water Systems with Most Violations
Top 5 systems in Tulare County ranked by EPA violation count.
| # | Water System | Population | Violations |
|---|---|---|---|
| 1 | LINNELL FARM LABOR CENTER | 694 | 36 |
| 2 | Strathmore Public Util District | 2,669 | 36 |
| 3 | Seville Water Company | 691 | 36 |
| 4 | Woodville Farm Labor Center | 650 | 36 |
| 5 | Patterson Tract Csd | 550 | 36 |
63 total water systems serve Tulare County.
All ZIP Codes in Tulare County
36 ZIP codes tracked in Tulare County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 93603 | Badger | 82 | B | 2 (1 health) | $330K |
| 2 | 93256 | Pixley | 81 | B | 3 (2 health) | $240K |
| 3 | 93631 | Kingsburg | 81 | B | 2 | $380K |
| 4 | 93223 | Farmersville | 79 | B | 3 (1 health) | $238K |
| 5 | 93270 | Terra Bella | 75 | B | 1 | $292K |
| 6 | 93647 | Orosi | 75 | B | 0 | $233K |
| 7 | 93221 | Exeter | 73 | B | 4 (2 health) | $324K |
| 8 | 93212 | Corcoran | 72 | B | 0 | $221K |
| 9 | 93258 | Porterville | 72 | B | 5 (3 health) | $188K |
| 10 | 93201 | Alpaugh | 70 | B | 1 (1 health) | $93K |
| 11 | 93271 | Three Rivers | 70 | B | 7 | $458K |
| 12 | 93286 | Woodlake | 70 | B | 0 | $288K |
| 13 | 93257 | Porterville | 69 | C | 5 (3 health) | $276K |
| 14 | 93218 | Ducor | 67 | C | 2 (1 health) | $174K |
| 15 | 93235 | Ivanhoe | 67 | C | 2 (1 health) | $234K |
| 16 | 93278 | Visalia | 67 | C | 6 (1 health) | — |
| 17 | 93279 | Visalia | 67 | C | 6 (1 health) | — |
| 18 | 93290 | Visalia | 67 | C | 6 (1 health) | — |
| 19 | 93219 | Earlimart | 66 | C | 5 (1 health) | $266K |
| 20 | 93277 | Visalia | 66 | C | 6 (1 health) | $321K |
| 21 | 93291 | Visalia | 66 | C | 6 (1 health) | $382K |
| 22 | 93292 | Visalia | 66 | C | 6 (1 health) | $331K |
| 23 | 93618 | Dinuba | 66 | C | 2 (1 health) | $273K |
| 24 | 93265 | Springville | 65 | C | 11 (10 health) | $441K |
| 25 | 93666 | Sultana | 64 | C | 9 (5 health) | $333K |
| 26 | 93227 | Goshen | 63 | C | 0 | — |
| 27 | 93261 | Richgrove | 62 | C | 6 (2 health) | $201K |
| 28 | 93615 | Cutler | 55 | C | 6 (5 health) | $218K |
| 29 | 93208 | Camp Nelson | 53 | D | 0 | $306K |
| 30 | 93670 | Yettem | 53 | D | 0 | — |
| 31 | 93274 | Tulare | 50 | D | 10 (8 health) | $301K |
| 32 | 93244 | Lemon Cove | 41 | D | 20 (19 health) | — |
| 33 | 93267 | Strathmore | 39 | F | 9 (6 health) | $246K |
| 34 | 93272 | Tipton | 39 | F | 8 (8 health) | $258K |
| 35 | 93275 | Tulare | 39 | F | 10 (8 health) | — |
| 36 | 93247 | Lindsay | 28 | F | 22 (18 health) | $272K |
Recommended Buyer Guides for Tulare County
Filtered against federal data, fitted to local risks.
- Best Water Filters for Lead — Lead above EPA action level in 1 ZIP code
- Best Lead Paint Test Kits — 55.2% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best HEPA Air Purifiers for Wildfire Smoke — Wildfire is the top compound risk factor
Deep Dive Reports
Detailed analysis for Tulare County, California
Overview
Tulare County in California covers 36 ZIP codes with an average Home Safety Score of C (63/100).
30 of 36 ZIP codes have recorded EPA violations. 112 health-based violations have been documented.
← Back to California water quality report
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Home values: U.S. Census Bureau ACS (median estimates by ZCTA)
Updated daily.