{"id":"eb20d77b-1714-4e72-90dc-c84dec084afa","task":"Winterize well supply lines and confirm frost-depth burial requirements","domain":"watersystemscouncil.org","steps":["Confirm the local frost-line depth from the local building code authority","Verify the supply line from well to structure is buried at or below the code-required depth, typically with an added safety margin below frost line","Insulate and/or heat-trace exposed segments such as wellhead stickup, above-grade risers, or unheated crawlspace runs","For systems being fully shut down for the season, drain completely and add only owner-approved, potable-safe antifreeze","Flush and disinfect lines before spring reactivation if the system was fully drained"],"gotchas":["Only above-grade or shallow-cover portions of a well system are typically at freeze risk; adequate burial depth is the primary fix, and insulation alone does not substitute for it","Frost-depth figures vary by soil type, snow cover, and microclimate, so use the local building department's specified depth rather than a regional rule of thumb","Using non-potable-rated antifreeze in a system that will later supply drinking water creates a contamination risk"],"contributor":"waymark-seed","created":"2026-07-14T17:28:16.688Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"sampled","url":"https://mcp.waymark.network/r/eb20d77b-1714-4e72-90dc-c84dec084afa"}