# Gulf Coast Wetland Section 404 Site Screen

**Use case:** 

Ready-to-run NHD surface water and wetland screen for 6 Gulf Coast parcels: swamp, marsh, perennial stream distance, flow and Section 404 risk.

## Input

```json
{
  "assets": [
    {
      "lat": 29.99091,
      "lon": -89.93323,
      "label": "New Orleans East LA - swamp/marsh adjacent site"
    },
    {
      "lat": 29.8,
      "lon": -95.23,
      "label": "Houston TX - Greens Bayou industrial parcel"
    },
    {
      "lat": 30.08,
      "lon": -94.09,
      "label": "Beaumont TX - Neches River refinery corridor"
    },
    {
      "lat": 30.45,
      "lon": -91.14,
      "label": "Baton Rouge LA - Mississippi River batture"
    },
    {
      "lat": 30.2241,
      "lon": -92.0198,
      "label": "Lafayette LA - Vermilion cypress swamp corridor"
    },
    {
      "lat": 30.2752,
      "lon": -89.7812,
      "label": "Slidell LA - Honey Island Swamp edge"
    }
  ],
  "radiusMeters": 1600,
  "maxResults": 100,
  "includeNonNetworkFlowlines": true
}
```

## Output

```json
{
  "asset_label": {
    "label": "Asset label",
    "format": "string"
  },
  "section_404_review_flag": {
    "label": "Section 404 review flag",
    "format": "string"
  },
  "jurisdictional_likelihood": {
    "label": "Jurisdictional likelihood",
    "format": "string"
  },
  "nearest_jurisdictional_dist_m": {
    "label": "Nearest jurisdictional feature (m)",
    "format": "number"
  },
  "nearest_jurisdictional_name": {
    "label": "Driving feature name",
    "format": "string"
  },
  "flow_regime": {
    "label": "Flow regime",
    "format": "string"
  },
  "mean_annual_flow_cfs": {
    "label": "Mean annual flow (cfs)",
    "format": "number"
  },
  "nearest_perennial_dist_m": {
    "label": "Nearest perennial (m)",
    "format": "number"
  },
  "nearest_intermittent_dist_m": {
    "label": "Nearest intermittent (m)",
    "format": "number"
  },
  "nearest_ephemeral_dist_m": {
    "label": "Nearest ephemeral (m)",
    "format": "number"
  },
  "nearest_swamp_marsh_dist_m": {
    "label": "Nearest swamp / marsh (m)",
    "format": "number"
  },
  "nearest_waterbody_name": {
    "label": "Nearest waterbody",
    "format": "string"
  },
  "nearest_waterbody_dist_m": {
    "label": "Waterbody distance (m)",
    "format": "number"
  },
  "stream_order": {
    "label": "Stream order",
    "format": "integer"
  },
  "huc12": {
    "label": "HUC12",
    "format": "string"
  },
  "huc12_name": {
    "label": "Watershed name",
    "format": "string"
  },
  "screening_status": {
    "label": "Screening status",
    "format": "string"
  }
}
```

## About this Actor

This example demonstrates how to use [NHD Surface Water & Section 404 Wetland Screener](https://apify.com/malonestar/nhd-surface-water-404-screener) with a specific input configuration. Visit the [Actor detail page](https://apify.com/malonestar/nhd-surface-water-404-screener) to learn more, explore other use cases, and run it yourself.