Data source: EPSG
Information source: Pima County Information Technology Department, GIS Division.
Revision date: 2017-05-24
Scope: Cadastre, topographic mapping (large scale).
Remarks: Grid unit is International feet (note: not US Survey feet).
Method: Lambert Conic Conformal (1SP)
Area of use: United States (USA) - Arizona - Pima county - Catalina Highway corridor between Mt. Lemmon and Willow Canyon.
Description: (0,)
Definition: OGC Well Known Text
PROJECTION["Lambert_Conformal_Conic_1SP"], PARAMETER["latitude_of_origin",30.5], PARAMETER["central_meridian",-110.75], PARAMETER["scale_factor",0.9998], PARAMETER["false_easting",9144], PARAMETER["false_northing",-188976]
Definition: OGC Well Known Text 2 (2019)
CONVERSION["Pima County zone 4 Mt. Lemmon (ft)", METHOD["Lambert Conic Conformal (1SP)", ID["EPSG",9801]], PARAMETER["Latitude of natural origin",30.5, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8801]], PARAMETER["Longitude of natural origin",-110.75, ANGLEUNIT["degree",0.0174532925199433], ID["EPSG",8802]], PARAMETER["Scale factor at natural origin",0.9998, SCALEUNIT["unity",1], ID["EPSG",8805]], PARAMETER["False easting",30000, LENGTHUNIT["foot",0.3048], ID["EPSG",8806]], PARAMETER["False northing",-620000, LENGTHUNIT["foot",0.3048], ID["EPSG",8807]], ID["EPSG",8064]]
Definition: ESRI Well Known Text
PROJECTION["Lambert_Conformal_Conic"], PARAMETER["False_Easting",9144.0], PARAMETER["False_Northing",-188976.0], PARAMETER["Central_Meridian",-110.75], PARAMETER["Standard_Parallel_1",30.5], PARAMETER["Scale_Factor",0.9998], PARAMETER["Latitude_Of_Origin",30.5]
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "Conversion", "name": "Pima County zone 4 Mt. Lemmon (ft)", "method": { "name": "Lambert Conic Conformal (1SP)", "id": { "authority": "EPSG", "code": 9801 } }, "parameters": [ { "name": "Latitude of natural origin", "value": 30.5, "unit": "degree", "id": { "authority": "EPSG", "code": 8801 } }, { "name": "Longitude of natural origin", "value": -110.75, "unit": "degree", "id": { "authority": "EPSG", "code": 8802 } }, { "name": "Scale factor at natural origin", "value": 0.9998, "unit": "unity", "id": { "authority": "EPSG", "code": 8805 } }, { "name": "False easting", "value": 30000, "unit": { "type": "LinearUnit", "name": "foot", "conversion_factor": 0.3048 }, "id": { "authority": "EPSG", "code": 8806 } }, { "name": "False northing", "value": -620000, "unit": { "type": "LinearUnit", "name": "foot", "conversion_factor": 0.3048 }, "id": { "authority": "EPSG", "code": 8807 } } ], "id": { "authority": "EPSG", "code": 8064 } }
Definition: Mapnik
<?xml version="1.0" encoding="utf-8"?> <Map srs="+proj=lcc +lat_1=30.5 +lat_0=30.5 +lon_0=-110.75 +k_0=0.9998 +x_0=9144 +y_0=-188976"> <Layer srs="+proj=lcc +lat_1=30.5 +lat_0=30.5 +lon_0=-110.75 +k_0=0.9998 +x_0=9144 +y_0=-188976"> </Layer> </Map>
Definition: SQL (PostGIS)
INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values ( 8064, 'EPSG', 8064, '+proj=lcc +lat_1=30.5 +lat_0=30.5 +lon_0=-110.75 +k_0=0.9998 +x_0=9144 +y_0=-188976', 'PROJECTION["Lambert_Conformal_Conic_1SP"],PARAMETER["latitude_of_origin",30.5],PARAMETER["central_meridian",-110.75],PARAMETER["scale_factor",0.9998],PARAMETER["false_easting",9144],PARAMETER["false_northing",-188976]');