{"edition":"california","organization":"Community Water Center","organizationId":"ein:80-0267674","boundaryVersion":"US-CA-state-v1","updated":"2026-09-14","model":{"version":"ca-cwc-project-acceleration-v2","costScope":"Whole annual gross recipient resources; priced health only from conditional project acceleration. Other portfolio outcomes unknown. Public capital/operation not included in donor central; additional resource sensitivity disclosed. Annual full cost is a ratio normalization, not a verified donation tranche; proportional scaling to an ordinary gift assumes the stated project-capacity response.","geographicAttribution":"California residents at California water projects only, g_CA=1. Springfield is a scale anchor, not the entire attributable portfolio or a headquarters shortcut.","formula":"Q_CA=J*H*n*T*p*a*b*u/(1+d); C=E; price10=10*C/Q_CA. J=project equivalents; H=households/project; n=residents/household; T=years earlier safe reliable water; p=coalition incremental acceleration, a=CWC contribution, b=funding response. No health beyond T and no additional cancer branch. Social-resource stress adds J*1000000*p*a*b to C. For the two-year high case replace T/(1+d) with 1/(1+d)+1/(1+d)^2.","counterfactual":"Publicly funded construction, bottled drinking water, existing treatment and alternative technical assistance proceed. Credit only faster or more reliable service beyond that baseline, not planned January 2027 Springfield completion.","attribution":"p separates implementation change from existing construction; a is CWC's share among partners; b is gift response. Each applied once. Utility already nets alternative water use and ordinary inconvenience is not counted as health.","uncertainty":"All exposure-to-health and donor-response values are uncalibrated judgments. Regulatory TCP risk is not used as an expected all-project cancer effect. Narrow health price should not rank the complete policy portfolio.","nativeOutcomes":"Central 948 conditional residents gain one year of earlier reliable water before causal factors; 5.925 net additional resident-years after them. These are modeled equivalents, not reported beneficiaries.","inputs":[{"name":"E","value":6434794,"unit":"USD/year gross recipient expense","basis":"observed","rationale":"2024 expense plus netted event cost.","sourceIds":["990-24","schedule2024"]},{"name":"H","value":158,"unit":"households/project scale anchor","basis":"observed","rationale":"Current Springfield planned connections, not additional gift-caused households.","sourceIds":["springfield"]},{"name":"J","value":2,"unit":"conditional project equivalents","basis":"judgment","rationale":"Subjective annual portfolio scale, not named unfunded projects.","sourceIds":[]},{"name":"n","value":3,"unit":"residents/household","basis":"judgment","rationale":"Occupancy judgment.","sourceIds":[]},{"name":"T","value":1,"unit":"years of acceleration","basis":"judgment","rationale":"Finite one-year gain, not asset life.","sourceIds":[]},{"name":"p","value":0.1,"unit":"incremental coalition acceleration fraction","basis":"judgment","rationale":"Subjective chance/intensity beyond baseline.","sourceIds":[]},{"name":"a","value":0.25,"unit":"CWC causal share","basis":"judgment","rationale":"Partner and public-agency contribution retained.","sourceIds":[]},{"name":"b","value":0.25,"unit":"ordinary-funding response","basis":"judgment","rationale":"Contracts, reserves and capacity substitution.","sourceIds":[]},{"name":"u","value":0.005,"unit":"QALY/person-year","basis":"judgment","rationale":"Subjective clinically meaningful net health change; not convenience valuation.","sourceIds":[]},{"name":"d","value":0.03,"unit":"annual discount","basis":"judgment","rationale":"End-of-year convention.","sourceIds":[]},{"name":"Q_other_CA","value":null,"unit":"California QALYs","basis":"unknown","rationale":"Other policy and health pathways omitted.","sourceIds":[]}],"scenarios":[{"id":"central","label":"Conditional project acceleration","costUSD":6434794,"allPopulationQalys":0.028762135922330102,"editionQalys":0.028762135922330102,"assumptions":"J=2;H=158;n=3;T=1;p=.1;a=.25;b=.25;u=.005;d=.03."},{"id":"low","label":"Weak acceleration","costUSD":6434794,"allPopulationQalys":0.000004271844660194175,"editionQalys":0.000004271844660194175,"assumptions":"J=1;H=44;n=2;T=.25;p=.02;a=.1;b=.1;u=.001;d=.03."},{"id":"high","label":"Favorable finite portfolio","costUSD":6434794,"allPopulationQalys":9.069846356866812,"editionQalys":9.069846356866812,"assumptions":"J=5;H=158;n=4;T=2;p=.3;a=.5;b=.5;u=.02;discount one benefit year at year1 and one at year2, no benefit later."},{"id":"zero","label":"No added health","costUSD":6434794,"allPopulationQalys":0,"editionQalys":0,"assumptions":"No acceleration or complete substitution."},{"id":"adverse","label":"Net adverse stress","costUSD":6434794,"allPopulationQalys":-1,"editionQalys":-1,"assumptions":"One California QALY lost; subjective displacement/implementation stress."},{"id":"portfolio","label":"Complete portfolio unpriced","costUSD":6434794,"allPopulationQalys":null,"editionQalys":null,"assumptions":"Unpriced policy and non-health effects may dominate."},{"id":"capital-resource","label":"Add attributed capital stress","costUSD":6447294,"allPopulationQalys":0.028762135922330102,"editionQalys":0.028762135922330102,"assumptions":"2*$1m*.1*.25*.25=$12,500; no extra health."}],"sensitivity":["Central $2237244833.755274/10 CA QALYs. Adding $12,500 attributed capital stress gives $2241590825.3164554.","No fixed construction lifetime is credited. Shorter alternative-care delay shrinks health.","Public capital and operating resources require project-specific societal accounting; $1m/project is not observed."],"missingInputs":["Gift-sensitive project list and counterfactual delivery dates.","Resident occupancy, actual contaminant/pathogen exposure and substitute-water access.","Net health utility or disease outcomes; no measured conversion presently.","Public and partner resource use, donor substitution and other portfolio effects."]},"sources":[{"id":"donate","title":"Ordinary donation route and charitable identity","url":"https://www.communitywatercenter.org/donate","publisher":"Community Water Center","published":null,"retrieved":"2026-09-13"},{"id":"tcp-current","title":"Current TCP treatment status and public funding","url":"https://www.communitywatercenter.org/123-tcp","publisher":"Community Water Center","published":null,"retrieved":"2026-09-13"},{"id":"pilot","title":"June 2023 domestic-well TCP pilot final report","url":"https://static1.squarespace.com/static/5e83c5f78f0db40cb837cfb5/t/6490a6fe3dd9fe5406f902f3/1687201534796/CWC%2B123-TCP%2BTreatment%2BPilot%2BFinal%2BReport%2B-%2BEnglish.pdf","publisher":"Community Water Center","published":null,"retrieved":"2026-09-13"},{"id":"springfield","title":"Springfield construction and anticipated completion","url":"https://www.communitywatercenter.org/springfield","publisher":"Community Water Center","published":null,"retrieved":"2026-09-13"},{"id":"goshen","title":"West Goshen completed connections and public capital grant","url":"https://www.communitywatercenter.org/west-goshen","publisher":"Community Water Center","published":null,"retrieved":"2026-09-13"},{"id":"policy","title":"Current policy portfolio","url":"https://www.communitywatercenter.org/policy","publisher":"Community Water Center","published":null,"retrieved":"2026-09-13"},{"id":"990-24","title":"Original 2024 Form 990","url":"https://projects.propublica.org/nonprofits/organizations/800267674/202523049349302157/full","publisher":"Community Water Center / IRS, hosted by ProPublica","published":null,"retrieved":"2026-09-13"},{"id":"990-23","title":"Original 2023 Form 990 with 2022 comparative totals","url":"https://projects.propublica.org/nonprofits/organizations/800267674/202403049349303015/full","publisher":"Community Water Center / IRS, hosted by ProPublica","published":null,"retrieved":"2026-09-13"},{"id":"oehha","title":"August 2009 TCP public-health-goal technical assessment","url":"https://oehha.ca.gov/sites/default/files/media/downloads/water/chemicals/phg/082009tcpphg.pdf","publisher":"California OEHHA","published":null,"retrieved":"2026-09-13"},{"id":"phg","title":"Final TCP public health goal announcement","url":"https://oehha.ca.gov/water/public-health-goal/final-public-health-goal-123-trichloropropane-drinking-water","publisher":"California OEHHA","published":"2009-08-20","retrieved":"2026-09-13"},{"id":"schedule2022","title":"Original 2022 Schedule D expense reconciliation","publisher":"Community Water Center / IRS","url":"https://projects.propublica.org/nonprofits/full_text/202302869349302340/IRS990ScheduleD","published":null,"retrieved":"2026-09-14"},{"id":"schedule2023","title":"Original 2023 Schedule D expense reconciliation","publisher":"Community Water Center / IRS","url":"https://projects.propublica.org/nonprofits/full_text/202403049349303015/IRS990ScheduleD","published":null,"retrieved":"2026-09-14"},{"id":"schedule2024","title":"Original 2024 Schedule D expense reconciliation","publisher":"Community Water Center / IRS","url":"https://projects.propublica.org/nonprofits/full_text/202523049349302157/IRS990ScheduleD","published":null,"retrieved":"2026-09-14"}]}