{
  "__inputs": [],
  "__requires": [{"type": "grafana", "id": "grafana", "name": "Grafana", "version": "10.0.0"}],
  "annotations": {"list": []},
  "title": "Walnut Creek WTP - Process Overview",
  "uid": "wc-proc-overview",
  "version": 3,
  "panels": [
    {
      "type": "gauge",
      "title": "Influent Flow (GPM)",
      "id": 1,
      "targets": [{"expr": "modbus_holding{site=\"walnut_creek\",tag=\"flow_rate_gpm\"}"}],
      "fieldConfig": {"defaults": {"min": 0, "max": 5000, "unit": "short"}}
    },
    {
      "type": "stat",
      "title": "Tank Level (ft)",
      "id": 2,
      "targets": [{"expr": "modbus_holding{site=\"walnut_creek\",tag=\"tank_level_ft\"}"}]
    },
    {
      "type": "stat",
      "title": "Pump 1 Status",
      "id": 3,
      "targets": [{"expr": "modbus_holding{site=\"walnut_creek\",tag=\"pump1_status\"}"}]
    }
  ],
  "time": {"from": "now-1h", "to": "now"},
  "refresh": "30s"
}