EPSG:2818 - NAD83(HARN) / Montana

{
  "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json",
  "type": "ProjectedCRS",
  "name": "NAD83(HARN) / Montana",
  "base_crs": {
    "name": "NAD83(HARN)",
    "datum": {
      "type": "GeodeticReferenceFrame",
      "name": "NAD83 (High Accuracy Reference Network)",
      "ellipsoid": {
        "name": "GRS 1980",
        "semi_major_axis": 6378137,
        "inverse_flattening": 298.257222101
      }
    },
    "coordinate_system": {
      "subtype": "ellipsoidal",
      "axis": [
        {
          "name": "Geodetic latitude",
          "abbreviation": "Lat",
          "direction": "north",
          "unit": "degree"
        },
        {
          "name": "Geodetic longitude",
          "abbreviation": "Lon",
          "direction": "east",
          "unit": "degree"
        }
      ]
    },
    "id": {
      "authority": "EPSG",
      "code": 4152
    }
  },
  "conversion": {
    "name": "SPCS83 Montana zone (meter)",
    "method": {
      "name": "Lambert Conic Conformal (2SP)",
      "id": {
        "authority": "EPSG",
        "code": 9802
      }
    },
    "parameters": [
      {
        "name": "Latitude of false origin",
        "value": 44.25,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8821
        }
      },
      {
        "name": "Longitude of false origin",
        "value": -109.5,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8822
        }
      },
      {
        "name": "Latitude of 1st standard parallel",
        "value": 49,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8823
        }
      },
      {
        "name": "Latitude of 2nd standard parallel",
        "value": 45,
        "unit": "degree",
        "id": {
          "authority": "EPSG",
          "code": 8824
        }
      },
      {
        "name": "Easting at false origin",
        "value": 600000,
        "unit": "metre",
        "id": {
          "authority": "EPSG",
          "code": 8826
        }
      },
      {
        "name": "Northing at false origin",
        "value": 0,
        "unit": "metre",
        "id": {
          "authority": "EPSG",
          "code": 8827
        }
      }
    ]
  },
  "coordinate_system": {
    "subtype": "Cartesian",
    "axis": [
      {
        "name": "Easting",
        "abbreviation": "X",
        "direction": "east",
        "unit": "metre"
      },
      {
        "name": "Northing",
        "abbreviation": "Y",
        "direction": "north",
        "unit": "metre"
      }
    ]
  },
  "scope": "Engineering survey, topographic mapping.",
  "area": "United States (USA) - Montana - counties of Beaverhead; Big Horn; Blaine; Broadwater; Carbon; Carter; Cascade; Chouteau; Custer; Daniels; Dawson; Deer Lodge; Fallon; Fergus; Flathead; Gallatin; Garfield; Glacier; Golden Valley; Granite; Hill; Jefferson; Judith Basin; Lake; Lewis and Clark; Liberty; Lincoln; Madison; McCone; Meagher; Mineral; Missoula; Musselshell; Park; Petroleum; Phillips; Pondera; Powder River; Powell; Prairie; Ravalli; Richland; Roosevelt; Rosebud; Sanders; Sheridan; Silver Bow; Stillwater; Sweet Grass; Teton; Toole; Treasure; Valley; Wheatland; Wibaux; Yellowstone.",
  "bbox": {
    "south_latitude": 44.35,
    "west_longitude": -116.07,
    "north_latitude": 49.01,
    "east_longitude": -104.04
  },
  "id": {
    "authority": "EPSG",
    "code": 2818
  }
}

{'crs_wkt': 'PROJCRS["NAD83(HARN) / '
            'Montana",BASEGEOGCRS["NAD83(HARN)",DATUM["NAD83 (High Accuracy '
            'Reference Network)",ELLIPSOID["GRS '
            '1980",6378137,298.257222101,LENGTHUNIT["metre",1]]],PRIMEM["Greenwich",0,ANGLEUNIT["degree",0.0174532925199433]],ID["EPSG",4152]],CONVERSION["SPCS83 '
            'Montana zone (meter)",METHOD["Lambert Conic Conformal '
            '(2SP)",ID["EPSG",9802]],PARAMETER["Latitude of false '
            'origin",44.25,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8821]],PARAMETER["Longitude '
            'of false '
            'origin",-109.5,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8822]],PARAMETER["Latitude '
            'of 1st standard '
            'parallel",49,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8823]],PARAMETER["Latitude '
            'of 2nd standard '
            'parallel",45,ANGLEUNIT["degree",0.0174532925199433],ID["EPSG",8824]],PARAMETER["Easting '
            'at false '
            'origin",600000,LENGTHUNIT["metre",1],ID["EPSG",8826]],PARAMETER["Northing '
            'at false '
            'origin",0,LENGTHUNIT["metre",1],ID["EPSG",8827]]],CS[Cartesian,2],AXIS["easting '
            '(X)",east,ORDER[1],LENGTHUNIT["metre",1]],AXIS["northing '
            '(Y)",north,ORDER[2],LENGTHUNIT["metre",1]],USAGE[SCOPE["Engineering '
            'survey, topographic mapping."],AREA["United States (USA) - '
            'Montana - counties of Beaverhead; Big Horn; Blaine; Broadwater; '
            'Carbon; Carter; Cascade; Chouteau; Custer; Daniels; Dawson; Deer '
            'Lodge; Fallon; Fergus; Flathead; Gallatin; Garfield; Glacier; '
            'Golden Valley; Granite; Hill; Jefferson; Judith Basin; Lake; '
            'Lewis and Clark; Liberty; Lincoln; Madison; McCone; Meagher; '
            'Mineral; Missoula; Musselshell; Park; Petroleum; Phillips; '
            'Pondera; Powder River; Powell; Prairie; Ravalli; Richland; '
            'Roosevelt; Rosebud; Sanders; Sheridan; Silver Bow; Stillwater; '
            'Sweet Grass; Teton; Toole; Treasure; Valley; Wheatland; Wibaux; '
            'Yellowstone."],BBOX[44.35,-116.07,49.01,-104.04]],ID["EPSG",2818]]',
 'false_easting': 600000.0,
 'false_northing': 0.0,
 'geographic_crs_name': 'NAD83(HARN)',
 'grid_mapping_name': 'lambert_conformal_conic',
 'horizontal_datum_name': 'NAD83 (High Accuracy Reference Network)',
 'inverse_flattening': 298.257222101,
 'latitude_of_projection_origin': 44.25,
 'longitude_of_central_meridian': -109.5,
 'longitude_of_prime_meridian': 0.0,
 'prime_meridian_name': 'Greenwich',
 'projected_crs_name': 'NAD83(HARN) / Montana',
 'reference_ellipsoid_name': 'GRS 1980',
 'semi_major_axis': 6378137.0,
 'semi_minor_axis': 6356752.314140356,
 'standard_parallel': (49.0, 45.0)}