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REVENUES (Tables)
6 Months Ended
Jun. 30, 2021
Revenue from Contract with Customer [Abstract]  
Operating Revenues Disaggregated by Revenue Source The following tables present operating revenues disaggregated by revenue source:
For the Three Months Ended June 30, 2021
Eversource
(Millions of Dollars)
Electric
Distribution
Natural Gas
Distribution
Electric
Transmission
Water DistributionOtherEliminationsTotal
Revenues from Contracts with Customers
Retail Tariff Sales
Residential $882.1 $174.2 $— $36.0 $— $— $1,092.3 
Commercial 594.1 89.6 — 16.1 — (1.3)698.5 
Industrial82.0 34.8 — 1.1 — (4.4)113.5 
Total Retail Tariff Sales Revenues1,558.2 298.6 — 53.2 — (5.7)1,904.3 
Wholesale Transmission Revenues— — 416.9 — 20.3 (345.9)91.3 
Wholesale Market Sales Revenues97.2 15.7 — 1.0 — — 113.9 
Other Revenues from Contracts with Customers25.1 1.0 3.4 1.2 309.7 (307.0)33.4 
Total Revenues from Contracts with Customers1,680.5 315.3 420.3 55.4 330.0 (658.6)2,142.9 
Alternative Revenue Programs(4.8)(3.4)(9.3)(2.7)— (1.2)(21.4)
Other Revenues (1)
0.8 (0.1)0.2 0.1 — — 1.0 
Total Operating Revenues$1,676.5 $311.8 $411.2 $52.8 $330.0 $(659.8)$2,122.5 
For the Six Months Ended June 30, 2021
Eversource
(Millions of Dollars)
Electric
Distribution
Natural Gas
Distribution
Electric
Transmission
Water DistributionOtherEliminationsTotal
Revenues from Contracts with Customers
Retail Tariff Sales
Residential $1,948.1 $641.1 $— $63.7 $— $— $2,652.9 
Commercial 1,154.0 297.4 — 29.8 — (2.7)1,478.5 
Industrial165.0 90.8 — 2.2 — (8.0)250.0 
Total Retail Tariff Sales Revenues3,267.1 1,029.3 — 95.7 — (10.7)4,381.4 
Wholesale Transmission Revenues— — 811.2 — 39.5 (666.9)183.8 
Wholesale Market Sales Revenues246.3 42.0 — 1.8 — — 290.1 
Other Revenues from Contracts with Customers43.4 2.4 6.8 2.4 633.5 (628.3)60.2 
Total Revenues from Contracts with Customers3,556.8 1,073.7 818.0 99.9 673.0 (1,305.9)4,915.5 
Alternative Revenue Programs18.2 18.6 (6.6)(0.9)— 1.0 30.3 
Other Revenues (1)
1.9 — 0.5 0.2 — — 2.6 
Total Operating Revenues$3,576.9 $1,092.3 $811.9 $99.2 $673.0 $(1,304.9)$4,948.4 
For the Three Months Ended June 30, 2020
Eversource
(Millions of Dollars)
Electric
Distribution
Natural Gas
Distribution
Electric
Transmission
Water DistributionOtherEliminationsTotal
Revenues from Contracts with Customers
Retail Tariff Sales
Residential $916.0 $116.1 $— $39.7 $— $— $1,071.8 
Commercial 526.0 67.8 — 15.9 — (1.3)608.4 
Industrial77.7 21.1 — 1.2 — (3.4)96.6 
Total Retail Tariff Sales Revenues1,519.7 205.0 — 56.8 — (4.7)1,776.8 
Wholesale Transmission Revenues— — 383.4 — 19.2 (332.2)70.4 
Wholesale Market Sales Revenues60.5 10.1 — 0.9 — — 71.5 
Other Revenues from Contracts with Customers21.1 1.4 3.3 0.9 264.6 (262.8)28.5 
Total Revenues from Contracts with Customers1,601.3 216.5 386.7 58.6 283.8 (599.7)1,947.2 
Alternative Revenue Programs14.2 (5.3)(10.2)(3.2)— 9.4 4.9 
Other Revenues (1)
0.7 — 0.2 0.1 — — 1.0 
Total Operating Revenues$1,616.2 $211.2 $376.7 $55.5 $283.8 $(590.3)$1,953.1 
For the Six Months Ended June 30, 2020
Eversource
(Millions of Dollars)
Electric
Distribution
Natural Gas
Distribution
Electric
Transmission
Water DistributionOtherEliminationsTotal
Revenues from Contracts with Customers
Retail Tariff Sales
Residential $1,879.7 $354.1 $— $67.5 $— $— $2,301.3 
Commercial 1,133.0 202.4 — 30.6 — (2.3)1,363.7 
Industrial157.5 49.5 — 2.3 — (6.6)202.7 
Total Retail Tariff Sales Revenues3,170.2 606.0 — 100.4 — (8.9)3,867.7 
Wholesale Transmission Revenues— — 719.7 — 36.6 (615.8)140.5 
Wholesale Market Sales Revenues151.5 23.2 — 1.8 — — 176.5 
Other Revenues from Contracts with Customers42.6 2.8 6.6 2.0 541.9 (538.9)57.0 
Total Revenues from Contracts with Customers3,364.3 632.0 726.3 104.2 578.5 (1,163.6)4,241.7 
Alternative Revenue Programs53.1 26.9 19.6 (2.1)— (18.1)79.4 
Other Revenues (1)
4.2 0.9 0.4 0.3 — — 5.8 
Total Operating Revenues$3,421.6 $659.8 $746.3 $102.4 $578.5 $(1,181.7)$4,326.9 
For the Three Months Ended June 30, 2021For the Three Months Ended June 30, 2020
(Millions of Dollars)CL&PNSTAR ElectricPSNHCL&PNSTAR ElectricPSNH
Revenues from Contracts with Customers
Retail Tariff Sales
Residential $440.8 $304.7 $136.6 $469.3 $311.5 $135.2 
Commercial 215.7 296.1 82.8 199.3 261.0 66.1 
Industrial28.4 29.1 24.5 33.3 24.8 19.6 
Total Retail Tariff Sales Revenues684.9 629.9 243.9 701.9 597.3 220.9 
Wholesale Transmission Revenues195.7 160.1 61.1 191.4 142.5 49.5 
Wholesale Market Sales Revenues68.1 18.9 10.2 39.3 13.2 8.0 
Other Revenues from Contracts with Customers9.5 15.3 4.4 8.1 11.1 5.9 
Total Revenues from Contracts with Customers958.2 824.2 319.6 940.7 764.1 284.3 
Alternative Revenue Programs(1.1)(15.3)2.3 (7.5)3.6 7.9 
Other Revenues (1)
(0.2)0.7 0.5 0.2 0.7 — 
Eliminations(127.3)(122.2)(43.6)(116.0)(107.4)(37.0)
Total Operating Revenues$829.6 $687.4 $278.8 $817.4 $661.0 $255.2 
For the Six Months Ended June 30, 2021For the Six Months Ended June 30, 2020
(Millions of Dollars)CL&PNSTAR ElectricPSNHCL&PNSTAR ElectricPSNH
Revenues from Contracts with Customers
Retail Tariff Sales
Residential $986.6 $667.1 $294.4 $959.2 $642.4 $278.1 
Commercial 429.9 564.4 160.6 425.6 562.9 145.3 
Industrial65.2 53.6 46.2 67.3 51.6 38.6 
Total Retail Tariff Sales Revenues1,481.7 1,285.1 501.2 1,452.1 1,256.9 462.0 
Wholesale Transmission Revenues384.6 307.2 119.4 343.2 277.3 99.2 
Wholesale Market Sales Revenues177.8 43.4 25.1 104.0 27.6 19.9 
Other Revenues from Contracts with Customers16.8 27.0 7.6 17.0 21.8 11.8 
Total Revenues from Contracts with Customers2,060.9 1,662.7 653.3 1,916.3 1,583.6 592.9 
Alternative Revenue Programs7.8 (1.5)5.3 37.1 23.0 12.6 
Other Revenues (1)
0.1 1.8 0.5 1.9 2.1 0.6 
Eliminations(251.9)(238.6)(86.8)(238.2)(213.9)(74.5)
Total Operating Revenues$1,816.9 $1,424.4 $572.3 $1,717.1 $1,394.8 $531.6 

(1)    Other Revenues include certain fees charged to customers that are not considered revenue from contracts with customers. Other Revenues also include lease revenues under lessor accounting guidance of $1.0 million (including $0.2 million at CL&P and $0.7 million at NSTAR Electric) and $1.1 million (including $0.2 million at CL&P and $0.7 million at NSTAR Electric) for the three months ended June 30, 2021 and 2020, respectively, and $2.7 million (including $0.4 million at CL&P and $1.8 million at NSTAR Electric) and $2.2 million (including $0.4 million at CL&P and $1.4 million at NSTAR Electric) for the six months ended June 30, 2021 and 2020, respectively.