Share of listed systems, followed by the count, reported population, and funding in each status.
Points show reported system locations. They do not represent service-area boundaries.
Each point represents one system record.
Alpine County has 7 public water systems in the SAFER dataset. Of these, 0 (0%) are classified as Failing or At-Risk.
Those systems report serving 0 people. The county profile is also shaped by small systems: 5 systems serve 500 people or fewer.
1 system is Not Assessed. These fall outside the SAFER risk assessment, so they carry no classification either way.
Reported funding since 2017 totals $3M across 1 system. Technical assistance funding totals $143K.
Not At-Risk systems make up 57% of listed systems and 78% of reported population. A few large systems drive that population, so it reaches more people than its system count suggests.
Risk in Alpine County is distributed across four dimensions. Accessibility contributes the largest share of the combined weighted risk score at 63%. Across all individual indicators, No intertie appears most often, affecting 6 of 6 assessed systems.
Water Quality accounts for 7% of the county’s combined weighted risk score. Water quality trends toward MCL appears in 1 of 6 assessed systems. Past presence on Failing list is next, appearing in 1 of 6 assessed systems.
Accessibility accounts for 63% of the county’s combined weighted risk score. No intertie appears in 6 of 6 assessed systems. Limited water sources is next, appearing in 4 of 6 assessed systems.
Affordability accounts for 10% of the county’s combined weighted risk score. Share of household income appears in 1 of 5 assessed systems. Extreme water bill is next, appearing in 1 of 5 assessed systems.
TMF Capacity accounts for 21% of the county’s combined weighted risk score. Total net annual income appears in 2 of 6 assessed systems. Days cash on hand is next, appearing in 1 of 4 assessed systems.
The countywide totals hide important differences among systems. The panels below show how SAFER status varies by system size and service-area economic status, what conditions appear among Failing systems, and how reported funding is distributed across the 7 systems in Alpine County.
SAFER status within each population group
Among systems serving 500 people or fewer, 0 of 5 are Failing or At-Risk. This size group has the county’s highest concentration of high-concern classifications.
Orange shows Failing or At-Risk systems within each service-area group
DAC and SDAC service areas contain 1 of 7 listed systems. Within those two groups, 0 systems are Failing or At-Risk.
A system can appear under more than one condition
No primary analytes were listed for Failing systems.
No systems in this county are classified as Failing.
Totals since 2017 and number of systems reporting funding
Funding since 2017 totals $3M across 1 system. Not At-Risk systems account for 100% of that total. Reported technical assistance funding adds $143K.
That represents 0 systems reporting service to 0 people. That is below the statewide average of 33%.
The most widespread individual flag is no intertie, found in 6 of 6 assessed systems. Statewide, Accessibility accounts for 36% of weighted risk.
Small systems account for 5 of the county’s 7 listed systems. That is above the statewide average of 63%.