Twin Bridges, MT Water - Home Safety Score unavailable
1 ZIP code · 0 water systems · Updated
Data: EPA SDWIS
Key Facts for Twin Bridges Residents
- Homes built before 1986: 46% - older plumbing may contain lead solder.
- Estimated remediation: $2,400 per household.
- CDC health risk index: 12.81 - above typical levels.
Overview
We track home safety data for 1 ZIP code in Twin Bridges, Montana, covering 0 community water system serving approximately 1,020 people. The EPA snapshots used for this build directly map water systems to 0 of 1 ZIP codes.
EPA water-system violation data is unavailable in the dataset used for this page for the tracked ZIP codes in Twin Bridges.
Lead & Copper
- Lead data: not yet available for Twin Bridges
- Lead action-level status: not available
Radon Risk
Dominant radon zone: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
All ZIP Codes in Twin Bridges
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Twin Bridges Community Health Snapshot
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
Twin Bridges Infrastructure Age
With 46% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
When trying to understand water quality at the household level, the year a home was built often matters more than any city-wide water report. That's because the 1986 federal ban on lead solder in plumbing, and the earlier phase-out of lead pipes before 1970, created sharp discontinuities in residential plumbing risk by construction era. Twin Bridges's median build year of 1999 puts the city in the transition zone: a substantial share of the housing stock postdates the solder ban, but a comparable fraction predates it - with the oldest homes carrying both the solder risk and the pipe risk simultaneously. Whether any individual household sits on the safer or riskier side of these thresholds is the key question, and it's one the city-wide median alone can't answer.
Most homes in Twin Bridges were built after 1986, reducing the risk of lead contamination from plumbing. Older homes should still be tested.
Source: U.S. Census Bureau ACS B25034.
How Remediation Costs Compare in Twin Bridges
Equity impact data for Twin Bridges lands in the favorable tier - remediation claims a small slice of what properties here are worth.
Remediation costs in Twin Bridges are relatively low compared to home values. The $1,600–$3,300 estimated range is a small fraction of median property value. Home values are 31% above the Montana average.
Twin Bridges: Lead Risk & Vulnerable Populations
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
46% - that captures the slice of Twin Bridges housing dating from before the federal ban on solder containing lead. It pairs with aggregate utility readings that either approach or cross 0.015 mg/L, the benchmark set under the EPA Lead and Copper Rule. Together, the two figures shift one-home reads into a standard household-level confirmation, particularly for families with kids. A certified lead-removal filter is available through retailer-verified channels if a kit returns results that warrant additional measures.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Twin Bridges: NFIP Claim Records and Water-Quality Context
Historical NFIP data for Twin Bridges contains 4 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $9,751. Among ZIP codes with claim records, 0% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The <strong>$2,400</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.
Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.
Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.
Deep Dive Reports
Detailed analysis for Twin Bridges, MT