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PROPERTY, PLANT AND EQUIPMENT AND ACCUMULATED DEPRECIATION
 6 Months Ended
Jun. 30, 2022
Property, Plant and Equipment [Abstract]  
PROPERTY, PLANT AND EQUIPMENT AND ACCUMULATED DEPRECIATION PROPERTY, PLANT AND EQUIPMENT AND ACCUMULATED DEPRECIATION
The following tables summarize property, plant and equipment by asset category:
EversourceAs of June 30, 2022As of December 31, 2021
(Millions of Dollars)
Distribution - Electric$18,001.8 $17,679.1 
Distribution - Natural Gas6,819.5 6,694.8 
Transmission - Electric13,229.5 12,882.4 
Distribution - Water1,940.2 1,900.9 
Solar 200.9 200.9 
Utility40,191.9 39,358.1 
Other (1)
1,630.1 1,469.5 
Property, Plant and Equipment, Gross41,822.0 40,827.6 
Less:  Accumulated Depreciation  
Utility   (9,046.9)(8,885.2)
Other(640.1)(580.1)
Total Accumulated Depreciation(9,687.0)(9,465.3)
Property, Plant and Equipment, Net32,135.0 31,362.3 
Construction Work in Progress2,272.2 2,015.4 
Total Property, Plant and Equipment, Net$34,407.2 $33,377.7 
 As of June 30, 2022As of December 31, 2021
(Millions of Dollars)CL&PNSTAR
Electric		PSNHCL&PNSTAR
Electric		PSNH
Distribution - Electric$7,252.7 $8,265.0 $2,524.4 $7,117.6 $8,105.5 $2,496.2 
Transmission - Electric5,986.3 5,207.0 2,037.9 5,859.0 5,090.5 1,934.6 
Solar— 200.9 — — 200.9 — 
Property, Plant and Equipment, Gross
13,239.0 13,672.9 4,562.3 12,976.6 13,396.9 4,430.8 
Less:  Accumulated Depreciation
(2,589.2)(3,311.0)(911.9)(2,572.1)(3,227.3)(908.4)
Property, Plant and Equipment, Net
10,649.8 10,361.9 3,650.4 10,404.5 10,169.6 3,522.4 
Construction Work in Progress
441.2 787.5 169.8 399.0 707.0 134.1 
Total Property, Plant and Equipment, Net
$11,091.0 $11,149.4 $3,820.2 $10,803.5 $10,876.6 $3,656.5 

(1)    These assets are primarily comprised of computer software, hardware and equipment at Eversource Service and buildings at The Rocky River Realty Company.