20221114
20115700
1.0
FALSE
OD_BASE_BASEMAP
641350.058100
666117.366300
4755954.384300
4781586.108500
1
002
Projected
GCS_North_American_1983_CSRS
Linear Unit: Meter (1.000000)
NAD_1983_CSRS_UTM_Zone_17N
<ProjectedCoordinateSystem xsi:type='typens:ProjectedCoordinateSystem' xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xmlns:xs='http://www.w3.org/2001/XMLSchema' xmlns:typens='http://www.esri.com/schemas/ArcGIS/3.2.0'><WKT>PROJCS["NAD_1983_CSRS_UTM_Zone_17N",GEOGCS["GCS_North_American_1983_CSRS",DATUM["D_North_American_1983_CSRS",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Transverse_Mercator"],PARAMETER["False_Easting",500000.0],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-81.0],PARAMETER["Scale_Factor",0.9996],PARAMETER["Latitude_Of_Origin",0.0],UNIT["Meter",1.0],AUTHORITY["EPSG",2958]]</WKT><XOrigin>-5120900</XOrigin><YOrigin>-9998100</YOrigin><XYScale>10000</XYScale><ZOrigin>0</ZOrigin><ZScale>1</ZScale><MOrigin>0</MOrigin><MScale>1</MScale><XYTolerance>0.001</XYTolerance><ZTolerance>2</ZTolerance><MTolerance>2</MTolerance><HighPrecision>true</HighPrecision><WKID>2150</WKID><LatestWKID>2958</LatestWKID></ProjectedCoordinateSystem>
ISO19139
20260819
03025000
20260819
03025000
120000
2000
dataset
external
6166022562b1828c83379679957af6a62cf740bc
GIS Services
City of Niagara Falls
4310 Queen St
Niagara Falls
ON
L2E 6X5
gisrequest@niagarafalls.ca
CA
True
GIS Services
2026-08-19
15:31:46
external
6166022562b1828c83379679957af6a62cf740bc
GIS Services
City of Niagara Falls
4310 Queen St
Niagara Falls
ON
L2E 6X5
gisrequest@niagarafalls.ca
CA
True
GIS Services
ArcGIS Enterprise Geodatabase Feature Class
11.0
Esri Shapefile
latest
KML
2.2
http://www.opengis.net/kml/2.2
GeoJSON
N/A
https://www.rfc-editor.org/rfc/rfc7946.html
ArcGIS File Geodatabase
10.9
CSV
utf-8
This is a spatial data set containing polygons representing the rivers, the hydro canal and reservoir and the lands of municipalities that surround Niagara Falls.
This is a spatial data set containing polygons representing the rivers, the hydro canal and reservoir and the lands of municipalities that surround Niagara Falls. It is intended to be used as part of a more detailed base map.<br /><table style='border-collapse:collapse;border:1px solid #212c32;padding: 4px;width: 500px; margin: auto;'>
<tr style='background-color:#212c32;color:#ffffff;'>
<th colspan='3' style='padding: 4px;'>
<strong>Open Data Quality Rating (Beta): 94.5/100<br />(as of August 19, 2026)</strong>
</th>
</tr>
<tbody>
<tr style='border-bottom:1px solid #212c32;border-collapse:collapse;'>
<td style='padding: 4px;'>
<strong>Completeness</strong>
</td>
<td style='border-right:1px solid #212c32;padding: 4px;'>
97.4
</td>
<td rowspan='5' style='padding: 4px;'>
<figure>
<p style='text-align:center;'>
<img src='https://niagarafalls.maps.arcgis.com/sharing/rest/content/items/f7dfe05e06cc41a48f1610438b88328d/data' width='200' height='200' />
</p>
</figure>
</td>
</tr>
<tr style='border-bottom:1px solid #212c32;border-collapse:collapse;'>
<td style='padding: 4px;'>
<strong>Validity</strong>
</td>
<td style='border-right:1px solid #212c32;padding: 4px;'>
100.0
</td>
</tr>
<tr style='border-bottom:1px solid #212c32;border-collapse:collapse;'>
<td style='padding: 4px;'>
<strong>Recency</strong>
</td>
<td style='border-right:1px solid #212c32;padding: 4px;'>
92.3
</td>
</tr>
<tr style='border-bottom:1px solid #212c32;border-collapse:collapse;'>
<td style='padding: 4px;'>
<strong>Uniqueness</strong>
</td>
<td style='border-right:1px solid #212c32;padding: 4px;'>
100.0
</td>
</tr>
<tr style='border-bottom:1px solid #212c32;border-collapse:collapse;'>
<td style='padding: 4px;'>
<strong>Understandability</strong>
</td>
<td style='border-right:1px solid #212c32;padding: 4px;'>
86.9
</td>
</tr>
<tr style='background-color:#212c32;color:#ffffff;'>
<td style='padding:4px;' colspan='3'>
<strong><a href='' style='color: #ffffff;' rel='nofollow ugc'>Click for Open Data Quality Explainer (coming soon)</a></strong>
</td>
</tr>
</tbody>
</table>
Niagara Falls Base Map
2023-01-31
2026-07-18T10:13:25
https://open.niagarafalls.ca/datasets/e931d9553e894f54a232b67e692283c1/explore
GIS Services
City of Niagara Falls
4310 Queen St
Niagara Falls
ON
L2E 6X5
gisrequest@niagarafalls.ca
CA
<a href='https://open.niagarafalls.ca/pages/terms-of-use' target='_blank' rel='nofollow ugc noopener noreferrer'>Terms of Use</a>
City of Niagara Falls
external
6166022562b1828c83379679957af6a62cf740bc
GIS Services
City of Niagara Falls
4310 Queen St
Niagara Falls
ON
L2E 6X5
gisrequest@niagarafalls.ca
CA
True
GIS Services
yearly
external
6166022562b1828c83379679957af6a62cf740bc
GIS Services
City of Niagara Falls
4310 Queen St
Niagara Falls
ON
L2E 6X5
gisrequest@niagarafalls.ca
CA
True
GIS Services
ArcGIS Enterprise Geodatabase
11.0
Niagara Fallsopen databasemapbase mapbase mappinghydro canalreservoirriversmunicipal boundaryinternational border
Esri ArcGIS 13.0.3.36057
1
-79.267438
-78.956384
43.173826
42.938122
Canada
Ontario
Niagara Falls
external
6166022562b1828c83379679957af6a62cf740bc
GIS Services
City of Niagara Falls
4310 Queen St
Niagara Falls
ON
L2E 6X5
gisrequest@niagarafalls.ca
CA
True
GIS Services
Terms of Use
City of Niagara Falls
22
EPSG
6.11(9.3.0.0)
This drawing depicts the rivers, the hydro canal and reservoir and the lands of municipalities that surround Niagara Falls.
The municipal and international boundaries are included as representational lines only and are not to be used as legal reference.
City of Niagara Falls
OD_BASE_BASEMAP
Feature Class
22
OBJECTID
OBJECTID
OID
4
10
0
Internal feature number.
Esri
Sequential unique whole numbers that are automatically generated.
NAME
NAME
String
30
0
0
The name of the feature, if applicable.
City of Niagara Falls
BASE_ID
BASE_ID
Integer
4
10
0
A user-generated ID for the feature.
City of Niagara Falls
LABELS
LABELS
String
27
0
0
Text to be used for labelling the map features.
City of Niagara Falls
AREA_SQM
AREA_SQM
Double
8
38
8
The area of the feature in square metres as calculated by the GIS.
City of Niagara Falls
LENGTH_M
LENGTH_M
Double
8
38
8
The perimeter of the feature as calculated by the GIS.
City of Niagara Falls
Shape
Shape
Geometry
8
0
0
Feature geometry.
Esri
Coordinates defining the features.
Shape.STArea()
Shape.STArea()
Double
0
0
0
The area of the feature as calculated directly from the geometry.
City of Niagara Falls
Shape.STLength()
Shape.STLength()
Double
0
0
0
The perimeter of the feature as calculated directly from the geometry.
City of Niagara Falls