Moniteau County, Missouri
9 ZIP codes · Avg score 75/100 · Grade B · Updated 2026-07-19
ZipCheckup grade for Moniteau: B.
This ZIP looks solid, with a few items worth a quick check.
In current tracking cycles, Moniteau County - spanning 9 ZIP codes - records above-average water quality outcomes; the county's compliance history over recent years shows few departures from federal standards.
How Moniteau County Compares
How Moniteau County Compares
Moniteau County scores 6 points above the Missouri state average (69/100) and 7 points above the national average (68/100).
Data: EPA SDWIS Last verified: 2026-07-19
ZIP Code Risk Map
Water Quality Map: Moniteau County, Missouri
Each dot represents a ZIP code. Color indicates water quality grade. Tap a dot for details.
Key Risk Factors
Health risk index: 14.1 (asthma 10.4%, diabetes 11.9%)
Estimated additional annual cost per homeowner: $501, driven primarily by flood
Infrastructure: 0.421% avg pipe failure probability, 71% of ZIPs at high risk
57.7% of homes built before 1978 (lead paint era)
Violation History (2022–2024)
→ Stable trendEPA violation counts by year across Moniteau County water systems. Health-based shown in red, total in blue.
Peak year: 2022 with 2 violations. Past 5 years: 3 total (3 health-based).
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: $501
Bar widths proportional to share of total annual risk cost. Source: compound risk model (FEMA, EPA, USGS).
Housing Age Distribution
6,363 housing units in Moniteau 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 Moniteau County
Remediation costs are relatively manageable for most homeowners in Moniteau 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 Moniteau County residents
Black markers = national averages. Red = above national avg. Green = below. Source: CDC PLACES, Census ACS.
Water systems serving Moniteau County
8 community water systems serving Moniteau County.
- B
- B
- B
- B
- B
- D
Show all 8 water systems
- B
- B
9 total water systems serve Moniteau County.
Systems with the most violations in Moniteau County
4 water systems with recorded EPA violations.
- B
- B
- B
- B
All ZIP Codes in Moniteau County
9 ZIP codes tracked in Moniteau County.
| # | ZIP Code | City | Safety Score | Grade | Violations | Home Value |
|---|---|---|---|---|---|---|
| 1 | 65025 | Clarksburg | 83 | B | 0 | $168K |
| 2 | 65050 | Latham | 83 | B | 0 | $224K |
| 3 | 65081 | Tipton | 83 | B | 0 | $148K |
| 4 | 65018 | California | 82 | B | 2 (1 health) | $163K |
| 5 | 65034 | Fortuna | 81 | B | 7 (2 health) | — |
| 6 | 65046 | Jamestown | 78 | B | 1 | $205K |
| 7 | 65322 | Blackwater | 77 | B | 6 | $163K |
| 8 | 65042 | High Point | 53 | D | 0 | — |
| 9 | 65055 | Mc Girk | 53 | D | 0 | — |
Recommended Buyer Guides for Moniteau County
Strictly editorial - no paid placements influence which guides appear; the selection draws on NSF certifications and EPA detection records for water systems serving this county.
- Best Lead Paint Test Kits — 57.7% of homes built before 1978
- Best Under-Sink Reverse Osmosis Systems — Multi-contaminant removal at the kitchen tap
- Best Sump Pumps — Flood is the top compound risk factor
- Best Mold Test Kits — Flood-driven moisture and mold risk
Deep Dive Reports
Detailed analysis for Moniteau County, Missouri
Overview
Moniteau County in Missouri covers 9 ZIP codes with an average Home Safety Score of B (75/100).
4 of 9 ZIP codes have recorded EPA violations. 3 health-based violations have been documented.
← Back to Missouri 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.