Layers:

Layer: COH OLC Grid - 6 Digits (0)


Name: COH OLC Grid - 6 Digits

Display Field: LONGITUDE

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: <div style="text-align:Left;"><div><div><p><span>This Houston area Open Location Code (OLC) grid system is based on latitudes and longitudes in WGS84 coordinates. Each block has a size of 3 arc-minutes by 3 arc-minutes (approximately 3.41 miles). Each block has a 6-character Open Location Code which defines the area of the block. This grid system can be used for summary statistics.</span></p><p><span>Attribute filters:</span></p><ul><li><span>"CITY = 1" : Blocks within or intersect City Limit Boundary</span></li><li><span>"CITY_ETJ = 1" : Blocks within or intersect City Boundary or ETJ</span></li></ul><p><span>References:</span></p><ul><li><span>https://en.wikipedia.org/wiki/Open_Location_Code</span></li><li><span>https://plus.codes/</span></li></ul><p>&nbsp;</p></div></div></div>

Copyright Text: City of Houston HITS GIS Services

Min. Scale: 100000

Max. Scale: 24000

Default Visibility: true

Max Record Count: 2000

Supported query Formats: JSON, geoJSON, PBF

Use Standardized Queries: True

Extent:

XMin: 2915666.33715555
YMin: 13741575.6849978
XMax: 3256501.30574672
YMax: 14024215.2066599
Spatial Reference: 102740 (2278)


Drawing Info:

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HasZ: false

HasM: false

Has Attachments: false

Has Geometry Properties: true

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Object ID Field: OBJECTID

Unique ID Field:

Name : OBJECTID

IsSystemMaintained : True


Global ID Field:

Type ID Field:

Fields:
• OBJECTID (type: esriFieldTypeOID, alias: OBJECTID, SQL Type: sqlTypeOther, length: 0, nullable: false, editable: false)
• LONGITUDE (type: esriFieldTypeDouble, alias: LONGITUDE, SQL Type: sqlTypeOther, nullable: true, editable: true)
• LATITUDE (type: esriFieldTypeDouble, alias: LATITUDE, SQL Type: sqlTypeOther, nullable: true, editable: true)
• CITY (type: esriFieldTypeSmallInteger, alias: CITY, SQL Type: sqlTypeOther, nullable: true, editable: true)
• CITY_ETJ (type: esriFieldTypeSmallInteger, alias: CITY_ETJ, SQL Type: sqlTypeOther, nullable: true, editable: true)
• OLC (type: esriFieldTypeString, alias: OLC, SQL Type: sqlTypeOther, length: 12, nullable: true, editable: true)
• OLC6 (type: esriFieldTypeString, alias: OLC6, SQL Type: sqlTypeOther, length: 12, nullable: true, editable: true)
• Shape__Area (type: esriFieldTypeDouble, alias: Shape__Area, SQL Type: sqlTypeDouble, nullable: true, editable: false)
• Shape__Length (type: esriFieldTypeDouble, alias: Shape__Length, SQL Type: sqlTypeDouble, nullable: true, editable: false)

Templates:

Name: COH_GRID_OLC6
Description:
Drawing Tool: esriFeatureEditToolPolygon
Prototype:

Attributes:


Is Data Versioned: false

Has Contingent Values: false

Supports Rollback On Failure Parameter: true

Last Edit Date: 8/20/2025 12:21:55 PM

Schema Last Edit Date: 5/18/2021 5:53:43 PM

Data Last Edit Date: 5/18/2021 5:53:43 PM

Layer: COH OLC Grid - 8 Digits (1)


Name: COH OLC Grid - 8 Digits

Display Field: LONGITUDE

Type: Feature Layer

Geometry Type: esriGeometryPolygon

Description: <div style="text-align:Left;"><div><div><p><span>This Houston area Open Location Code (OLC) grid system is based on latitudes and longitudes in WGS84 coordinates. Each block has a size of 9 arc-seconds by 9 arc-seconds (approximately 900 feet). Each block has a 8-character Open Location Code which defines the area of the block. This grid system can be used for summary statistics.</span></p><p><span>Attribute filters:</span></p><ul><li><span>"CITY = 1" : Blocks within or intersect City Limit Boundary</span></li><li><span>"CITY_ETJ = 1" : Blocks within or intersect City Boundary or ETJ</span></li></ul><p><span>References:</span></p><ul><li><span>https://en.wikipedia.org/wiki/Open_Location_Code</span></li><li><span>https://plus.codes/</span></li></ul><p>&nbsp;</p></div></div></div>

Copyright Text: City of Houston HITS GIS Services

Min. Scale: 24000

Max. Scale: 0

Default Visibility: true

Max Record Count: 2000

Supported query Formats: JSON, geoJSON, PBF

Use Standardized Queries: True

Extent:

XMin: 2915666.33715555
YMin: 13741575.6849978
XMax: 3256501.30574672
YMax: 14024215.2066599
Spatial Reference: 102740 (2278)


Drawing Info:

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HasZ: false

HasM: false

Has Attachments: false

Has Geometry Properties: true

HTML Popup Type: esriServerHTMLPopupTypeAsHTMLText

Object ID Field: OBJECTID

Unique ID Field:

Name : OBJECTID

IsSystemMaintained : True


Global ID Field:

Type ID Field:

Fields:
• OBJECTID (type: esriFieldTypeOID, alias: OBJECTID, SQL Type: sqlTypeOther, length: 0, nullable: false, editable: false)
• LONGITUDE (type: esriFieldTypeDouble, alias: LONGITUDE, SQL Type: sqlTypeOther, nullable: true, editable: true)
• LATITUDE (type: esriFieldTypeDouble, alias: LATITUDE, SQL Type: sqlTypeOther, nullable: true, editable: true)
• OLC (type: esriFieldTypeString, alias: OLC, SQL Type: sqlTypeOther, length: 12, nullable: true, editable: true)
• CITY (type: esriFieldTypeSmallInteger, alias: CITY, SQL Type: sqlTypeOther, nullable: true, editable: true)
• CITY_ETJ (type: esriFieldTypeSmallInteger, alias: CITY_ETJ, SQL Type: sqlTypeOther, nullable: true, editable: true)
• COUNCIL (type: esriFieldTypeString, alias: COUNCIL, SQL Type: sqlTypeOther, length: 1, nullable: true, editable: true)
• OLC8 (type: esriFieldTypeString, alias: OLC8, SQL Type: sqlTypeOther, length: 20, nullable: true, editable: true)
• Shape__Area (type: esriFieldTypeDouble, alias: Shape__Area, SQL Type: sqlTypeDouble, nullable: true, editable: false)
• Shape__Length (type: esriFieldTypeDouble, alias: Shape__Length, SQL Type: sqlTypeDouble, nullable: true, editable: false)

Templates:

Name: COH_GRID_OLC8
Description:
Drawing Tool: esriFeatureEditToolPolygon
Prototype:

Attributes:


Is Data Versioned: false

Has Contingent Values: false

Supports Rollback On Failure Parameter: true

Last Edit Date: 8/20/2025 12:23:54 PM

Schema Last Edit Date: 5/18/2021 5:54:01 PM

Data Last Edit Date: 5/18/2021 5:54:01 PM