19 June 2015
- 13:0513:05, 19 June 2015 diff hist −36 Connecticut/Cities and towns →S: Remove COGCNV from Southbury (see note in regional section)
- 13:0413:04, 19 June 2015 diff hist +5 Connecticut/Cities and towns →P: Change Prospect from COGCNV to direct link (see note in regional section)
- 13:0313:03, 19 June 2015 diff hist 0 Connecticut/Cities and towns →O: Change Oxford from COGCNV to direct link ( see note in regional section)
- 13:0213:02, 19 June 2015 diff hist +11 Connecticut/Cities and towns →N: Change Naugatuck from COGCNV to direct link (see note in regional section below)
- 13:0013:00, 19 June 2015 diff hist +12 Connecticut/Cities and towns →M: Update Middlebury from COGCNV to direct link (see note in regional section)
- 12:5912:59, 19 June 2015 diff hist −36 Connecticut/Cities and towns →C: Remove COGCNV from Cheshire (see note in regional listing below)
- 12:5912:59, 19 June 2015 diff hist +11 Connecticut/Cities and towns →B: Change Bethelehem from COGCNV to direct link (see note in regional listing below)
- 12:5712:57, 19 June 2015 diff hist −36 Connecticut/Cities and towns →B: Remove COGCNV from Beacon Falls (see note in regional listing)
- 12:5512:55, 19 June 2015 diff hist +43 Connecticut/Cities and towns →Regional GIS: Update Town List for NVCOG
- 12:5012:50, 19 June 2015 diff hist +43 Connecticut/Cities and towns →Regional GIS: Update Town List for SCCOG
- 12:4912:49, 19 June 2015 diff hist +39 Connecticut/Cities and towns →Regional GIS: Update Town list for NECCOG
- 12:4412:44, 19 June 2015 diff hist +7 Connecticut/Cities and towns →C: Change Chaplin from WRCOG to NECCOG
- 12:4312:43, 19 June 2015 diff hist +7 Connecticut/Cities and towns →H: Change Hampton from WRCOG to NECCOG
- 12:4212:42, 19 June 2015 diff hist +6 Connecticut/Cities and towns →S: Change Scotland from WRCOG to NECCOG
- 12:3712:37, 19 June 2015 diff hist +11 Connecticut/Cities and towns →V: Updated Voluntown GIS from SCCOG to NECCOG (the town has switched affiliations)
16 June 2015
- 21:4021:40, 16 June 2015 diff hist +69 Connecticut/Cities and towns →K: Add Killingworth GIS
15 June 2015
- 01:3401:34, 15 June 2015 diff hist +49 Massachusetts/Cities and towns →S: Add Southwick GIS
9 June 2015
- 15:1915:19, 9 June 2015 diff hist −7 Connecticut/Cities and towns →N: Remove New Fairfield PLAT, Add New Fairfield GIS
7 June 2015
- 16:5816:58, 7 June 2015 diff hist +31 Connecticut/Cities and towns →C: Update Coventry (remove WRCOG, add Town GIS & CRCOG)
6 June 2015
- 03:0303:03, 6 June 2015 diff hist +46 Connecticut/Cities and towns →P: Add Plymouth GIS