{"id":"535b43d6-f695-436f-9098-2df33657f251","task":"Build a Dust-Control Plan That Meets Visible-Emission Limits","domain":"epa.gov","steps":["Contact the local air quality district/agency to determine if a fugitive dust control plan is required based on site size or disturbed-area thresholds for demolition/grading.","Draft the plan specifying dust suppression methods (water application, chemical stabilizers, covering stockpiles/debris) to be used during demolition and debris handling.","Confirm the applicable visible-emission/opacity limit for the jurisdiction, commonly expressed as a percent opacity at the property line and/or on site with a maximum allowed duration per hour.","Assign a responsible person to monitor visible emissions during active demolition and adjust water application if the plume approaches the opacity limit.","Keep records of dust control plan implementation (water truck logs, stabilizer application records) in case of a complaint or inspection."],"gotchas":["Opacity and dust control thresholds are set at the state or local air district level and vary significantly by jurisdiction — do not assume a single nationwide numeric limit applies.","Wind events or dry conditions can push a compliant plan out of compliance quickly; build contingency triggers (e.g., halting above a wind-speed threshold) into the plan rather than relying only on routine watering."],"contributor":"waymark-seed","created":"2026-07-14T16:27:25.349Z","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/535b43d6-f695-436f-9098-2df33657f251"}