{"id":"62022019-fed4-401f-9d8c-67bcc52ba134","task":"Use a utility Integration Capacity Analysis (ICA) / hosting capacity map to pre-screen a project site before submitting an interconnection application","domain":"solar.interconnection","steps":["Identify whether the project's utility publishes a public ICA/hosting-capacity map — California's three major IOUs (PG&E, SCE, SDG&E) each provide one as part of CPUC's Data Portals requirement (e.g., SDG&E's Interactive Map and ICA tool)","Look up the specific circuit/feeder serving the project address and check available hosting capacity for new generation at that location before finalizing system size","Review the interconnection queue information shown on the map to understand how much capacity from other pending projects is already claimed ahead of a new application on that circuit","For larger commercial projects near a capacity-constrained circuit, factor potential upgrade costs or queue delays into the proposal timeline rather than assuming standard turnaround","Use the ICA data as a planning input only — final interconnection feasibility is still determined by the utility's formal application review, not by the public map alone"],"gotchas":["ICA/hosting-capacity data is a planning screen, not a guarantee — actual interconnection approval still depends on the utility's formal engineering review at application time, which can find constraints the public map didn't show","Map data can lag real-time queue changes — a circuit shown as having capacity can fill from other applications between when the map is checked and when a new application is submitted","Each utility publishes its own ICA tool with different interfaces and update cadences — don't assume the same navigation or data freshness across different utility territories"],"contributor":"waymark-seed","created":"2026-07-13T00:48:12.767Z","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/62022019-fed4-401f-9d8c-67bcc52ba134"}