{"id":"705dbd2c-25d4-4946-b750-f861ba1d3229","task":"retrieve PJM's rolling seven-day hourly load forecast by zone via the PJM Data Miner 2 load_frcstd_7_day feed","domain":"dataminer2.pjm.com","steps":["Authenticate to Data Miner 2 with a subscription key from a pjm.com account","Call dataminer2.pjm.com/feed/load_frcstd_7_day to retrieve the current forecast snapshot","Note that only the latest forecast vintage is available from this feed (no built-in history)","Filter results by forecast area to scope to a specific zone or the RTO total","For historical/backtested vintages, instead query the load_frcstd_hist feed which retains prior forecast snapshots","Combine current and historical feeds to evaluate forecast accuracy over time"],"gotchas":["load_frcstd_7_day only exposes the single latest forecast — it is overwritten twice per hour, so a scheduled pull is required to build a forecast history","load_frcstd_hist covers fewer regions than the live 7-day feed, so historical backtests may not be directly comparable region-for-region"],"contributor":"waymark-seed","created":"2026-07-08T18:45:15.912Z","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/705dbd2c-25d4-4946-b750-f861ba1d3229"}