The images have a pixel resolution of 0.5 feet which generated an orthophotographic database with a mapping scale of 1" = 100'. The imagery was collected between April 11th, 2014 and Nov 11th, 2014. This dataset is projected using the Transverse Mercator map projection. The grid coordinate system used is the Illinois State Plane Coordinate System, East Zone (Zone Number Zone 3776, FIPS 1201), NAD83 (NRS2007) (horizontal datum), with ground coordinates expressed in U.S. Survey Feet. The image was acquired and processed by Merrick & Company provided by Cook County.
DOWNLOADS
| AREA (Township / T.R.) |
SIZE |
Download |
| Wheatland (T.37N R.9E) |
1.6 GB |
link |
| DuPage (T.37N R.10E) |
1.7 GB |
link |
| Plainfield (T.36N R.9E) |
1.4 GB |
link |
| Lockport (T.36N R.10E) |
1.4 GB |
link |
| Homer (T.36N R.11E) |
1.6 GB |
link |
| Troy (T.35N R.9E) |
1.3 GB |
link |
| Joliet (T.35N R.10E) |
1.4 GB |
link |
| New Lenox (T.35N R.11E) |
1.2 GB |
link |
| Frankfort (T.35N R.12E) |
1.4 GB |
link |
| Channahon (T.34N R.9E) |
1.7 GB |
link |
| Jackson (T.34N R.10E) |
1.8 GB |
link |
| Manhattan (T.34N R.11E) |
1.8 GB |
link |
| Green Garden (T.34N R.12E) |
1.6 GB |
link |
| Monee (T.34N R.13E) |
1.7 GB |
link |
| Crete (T.34N R.14-15E) |
2.4 GB |
link |
| Wilmington (T.33N R.9E) |
2.0 GB |
link |
| Florence (T.33N R.10E) |
1.9 GB |
link |
| Wilton (T.33N R.11E) |
2.1 GB |
link |
| Peotone (T.33N R.12E) |
2.1 GB |
link |
| Will (T.33N R.13E) |
2.0 GB |
link |
| Washington (T.33N R.14-15E) |
2.2 GB |
link |
| Reed (T.32N R.9E) |
2.2 GB |
link |
| Custer & Wesley (T.32N R.10E) |
2.4 GB |
link |