Glossary
Technical Reference Manual
Customer Profile Dashboard
Contact Us
Home
Overview
Time Series
Performance Overview
Monthly Reporting
Sales & Savings
Detailed Data
Performance Details
Cost to Deliver
Home Energy
HEAT Loan
HEAT Pump
GHG
Measure
Geographic
Usage, Savings, & Incentives
Usage by Month
Participation Maps
Regulatory Reporting
Welcome to Mass Save Data
The Massachusetts Energy Efficiency Database
Electric
Gas
Both Fuels
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
Berkshire Gas
Cape Light Compact
Columbia Gas of MA
Liberty Utilities
Eversource Electric
Eversource Gas
National Grid Electric
National Grid Gas
Unitil Electric
Unitil Gas
Current Quarter YTD
Quarter YTD
Plan Data
Q2
Q1
Please hit 'Refresh Data' button once selections are made.
Performance Indicators
Actual: 2024 (Through Q2)
Plan: 2024
Portfolio
Residential
Income Eligible
Commercial & Industrial
Expenditures ($)
Chart...
Plan: $1,496,177,348
Annual Electric Savings (MWh)
Chart...
Plan: 442,851 MWh
Lifetime Electric Savings (MWh)
Chart...
Plan: 3,908,368 MWh
Total Summer Capacity Savings (kW)
Chart...
Plan: 484,162 kW
Total Winter Capacity Savings (kW)
Chart...
Plan: 31,486 kW
Annual Gas Savings (Therms)
Chart...
Plan: 27,739,638 Therms
Lifetime Gas Savings (Therms)
Chart...
Plan: 412,396,398 Therms
Annual Oil Savings (MMBtu)
Chart...
Plan: 1,625,768 MMBtu
Lifetime Oil Savings (MMBtu)
Chart...
Plan: 28,989,386 MMBtu
Annual Propane Savings (MMBtu)
Chart...
Plan: 591,597 MMBtu
Lifetime Propane Savings (MMBtu)
Chart...
Plan: 10,460,909 MMBtu
Lifetime All Fuel Savings (MMBtu)
Chart...
Plan: 84,920,135 MMBtu
Total Benefits ($)*
Chart...
Plan: $3,400,661,194
YTD Actual
Plan
Category
Actual
Plan
YTD % of Plan
Expenditures ($)
493,126,111
1,496,177,348
33%
Annual Electric Savings (MWh)
118,653
442,851
27%
Lifetime Electric Savings (MWh)
1,137,200
3,908,368
29%
Total Summer Capacity Savings (kW)
11,715
484,162
2%
Total Winter Capacity Savings (kW)
12,203
31,486
39%
Annual Gas Savings (Therms)
11,728,899
27,739,638
42%
Lifetime Gas Savings (Therms)
174,506,850
412,396,398
42%
Annual Oil Savings (MMBtu)
419,758
1,625,768
26%
Lifetime Oil Savings (MMBtu)
7,983,423
28,989,386
28%
Annual Propane Savings (MMBtu)
103,148
591,597
17%
Lifetime Propane Savings (MMBtu)
1,946,164
10,460,909
19%
Lifetime All Fuel Savings (MMBtu)
26,793,082
84,920,135
32%
Total Benefits ($)*
989,631,306
3,400,661,194
29%
Expenditures ($)
Chart...
Plan: $ 677,847,932
Annual Electric Savings (MWh)
Chart...
Plan: 159,568 MWh
Lifetime Electric Savings (MWh)
Chart...
Plan: 1,171,418 MWh
Total Summer Capacity Savings (kW)
Chart...
Plan: 211,550 kW
Total Winter Capacity Savings (kW)
Chart...
Plan: 5,293 kW
Annual Gas Savings (Therms)
Chart...
Plan: 14,077,945 Therms
Lifetime Gas Savings (Therms)
Chart...
Plan: 195,897,072 Therms
Annual Oil Savings (MMBtu)
Chart...
Plan: 1,131,747 MMBtu
Lifetime Oil Savings (MMBtu)
Chart...
Plan: 20,620,856 MMBtu
Annual Propane Savings (MMBtu)
Chart...
Plan: 332,619 MMBtu
Lifetime Propane Savings (MMBtu)
Chart...
Plan: 6,463,616 MMBtu
Lifetime All Fuel Savings (MMBtu)
Chart...
Plan: 42,867,311 MMBtu
Total Benefits ($)*
Chart...
Plan: $ 1,573,536,199
YTD Actual
Plan
Category
Actual
Plan
YTD % of Plan
Expenditures ($)
284,911,315
677,847,932
42%
Annual Electric Savings (MWh)
51,877
159,568
33%
Lifetime Electric Savings (MWh)
481,383
1,171,418
41%
Total Summer Capacity Savings (kW)
4,106
211,550
2%
Total Winter Capacity Savings (kW)
3,961
5,293
75%
Annual Gas Savings (Therms)
8,610,459
14,077,945
61%
Lifetime Gas Savings (Therms)
121,562,071
195,897,072
62%
Annual Oil Savings (MMBtu)
361,105
1,131,747
32%
Lifetime Oil Savings (MMBtu)
6,805,028
20,620,856
33%
Annual Propane Savings (MMBtu)
82,751
332,619
25%
Lifetime Propane Savings (MMBtu)
1,651,697
6,463,616
26%
Lifetime All Fuel Savings (MMBtu)
16,806,575
42,867,311
39%
Total Benefits ($)*
565,990,584
1,573,536,199
36%
Expenditures ($)
Annual Electric Savings (MWh)
Lifetime Electric Savings (MWh)
Total Summer Capacity Savings (kW)
Total Winter Capacity Savings (kW)
Annual Gas Savings (Therms)
Lifetime Gas Savings (Therms)
Annual Oil Savings (MMBtu)
Lifetime Oil Savings (MMBtu)
Annual Propane Savings (MMBtu)
Lifetime Propane Savings (MMBtu)
Total Benefits ($)*
YTD Actual
Plan
Category
Actual
Plan
YTD % of Plan
Expenditures ($)
Chart...
Plan: $ 203,704,014
Annual Electric Savings (MWh)
Chart...
Plan: 26,300 MWh
Lifetime Electric Savings (MWh)
Chart...
Plan: 245,807 MWh
Total Summer Capacity Savings (kW)
Chart...
Plan: 5,783 kW
Total Winter Capacity Savings (kW)
Chart...
Plan: 2,362 kW
Annual Gas Savings (Therms)
Chart...
Plan: 2,931,383 Therms
Lifetime Gas Savings (Therms)
Chart...
Plan: 60,848,301 Therms
Annual Oil Savings (MMBtu)
Chart...
Plan: 139,216 MMBtu
Lifetime Oil Savings (MMBtu)
Chart...
Plan: 2,616,088 MMBtu
Annual Propane Savings (MMBtu)
Chart...
Plan: 33,341 MMBtu
Lifetime Propane Savings (MMBtu)
Chart...
Plan: 626,284 MMBtu
Lifetime All Fuel Savings (MMBtu)
Chart...
Plan: 10,311,229 MMBtu
Total Benefits ($)*
Chart...
Plan: $ 497,848,120
YTD Actual
Plan
Category
Actual
Plan
YTD % of Plan
Expenditures ($)
105,449,380
203,704,014
52%
Annual Electric Savings (MWh)
12,191
26,300
46%
Lifetime Electric Savings (MWh)
146,899
245,807
60%
Total Summer Capacity Savings (kW)
1,118
5,783
19%
Total Winter Capacity Savings (kW)
1,933
2,362
82%
Annual Gas Savings (Therms)
1,189,510
2,931,383
41%
Lifetime Gas Savings (Therms)
22,930,350
60,848,301
38%
Annual Oil Savings (MMBtu)
52,601
139,216
38%
Lifetime Oil Savings (MMBtu)
1,017,831
2,616,088
39%
Annual Propane Savings (MMBtu)
8,803
33,341
26%
Lifetime Propane Savings (MMBtu)
160,277
626,284
26%
Lifetime All Fuel Savings (MMBtu)
4,147,783
10,311,229
40%
Total Benefits ($)*
217,777,970
497,848,120
44%
Expenditures ($)
Chart...
Plan: $ 614,625,403
Annual Electric Savings (MWh)
Chart...
Plan: 256,983 MWh
Lifetime Electric Savings (MWh)
Chart...
Plan: 2,491,144 MWh
Total Summer Capacity Savings (kW)
Chart...
Plan: 266,829 kW
Total Winter Capacity Savings (KW)
Chart...
Plan: 23,830 kW
Annual Gas Savings (Therms)
Chart...
Plan: 10,730,309 Therms
Lifetime Gas Savings (Therms)
Chart...
Plan: 155,651,025 Therms
Annual Oil Savings (MMBtu)
Chart...
Plan: 354,805 MMBtu
Lifetime Oil Savings (MMBtu)
Chart...
Plan: 5,752,443 MMBtu
Annual Propane Savings (MMBtu)
Chart...
Plan: 225,636 MMBtu
Lifetime Propane Savings (MMBtu)
Chart...
Plan: 3,371,010 MMBtu
Lifetime All Fuel Savings (MMBtu)
Chart...
Plan: 31,741,595 MMBtu
Total Benefits ($)*
Chart...
Plan: $ 1,329,276,874
YTD Actual
Plan
Category
Actual
Plan
YTD % of Plan
Expenditures ($)
102,765,416
614,625,403
17%
Annual Electric Savings (MWh)
54,585
256,983
21%
Lifetime Electric Savings (MWh)
508,918
2,491,144
20%
Total Summer Capacity Savings (kW)
6,491
266,829
2%
Total Winter Capacity Savings (kW)
6,309
23,830
26%
Annual Gas Savings (Therms)
1,928,931
10,730,309
18%
Lifetime Gas Savings (Therms)
30,014,430
155,651,025
19%
Annual Oil Savings (MMBtu)
6,052
354,805
2%
Lifetime Oil Savings (MMBtu)
160,564
5,752,443
3%
Annual Propane Savings (MMBtu)
11,593
225,636
5%
Lifetime Propane Savings (MMBtu)
134,190
3,371,010
4%
Lifetime All Fuel Savings (MMBtu)
5,838,724
31,741,595
18%
Total Benefits ($)*
205,862,752
1,329,276,874
15%
Electric Year-to-Date Actuals as a Percent of Plan Goals
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Sector
Expenditures ($)
Annual Electric Savings (MWh)
Lifetime Electric Savings (MWh)
Total Summer Capacity Savings (kW)
Lifetime All Fuel Savings (MMBtu)
Total Benefits ($)*
Residential
39 %
33 %
41 %
2 %
34 %
33 %
Income Eligible
55 %
46 %
60 %
19 %
45 %
44 %
Commercial & Industrial
14 %
21 %
20 %
2 %
17 %
13 %
Total
29 %
27 %
29 %
2 %
28 %
26 %
Gas Year-to-Date Actuals as a Percent of Plan Goals
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Sector
Expenditures ($)
Annual Gas Savings (Therms)
Lifetime Gas Savings (Therms)
Lifetime All Fuel Savings (MMBtu)
Total Benefits ($)*
Residential
47 %
61 %
62 %
46 %
43 %
Income Eligible
48 %
41 %
38 %
37 %
43 %
Commercial & Industrial
27 %
18 %
19 %
20 %
22 %
Total
42 %
42 %
42 %
35 %
37 %
Expenditures ($)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
$284,911,315
$677,847,932
42%
Income Eligible
$105,449,380
$203,704,014
52%
Commercial & Industrial
$102,765,416
$614,625,403
17%
Total
$493,126,111
$1,496,177,348
33%
Expenditures (%)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Sector
Percentage
Residential
58 %
Income Eligible
21 %
Commercial & Industrial
21 %
Annual Electric Savings (MWh)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
51,877
159,568
33 %
Income Eligible
12,191
26,300
46 %
Commercial & Industrial
54,585
256,983
21 %
Total
118,653
442,851
27 %
Annual Electric Savings (%)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Sector
Percentage
Residential
44 %
Income Eligible
10 %
Commercial & Industrial
46 %
Annual Gas Savings (Therms)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
8,610,459
14,077,945
61 %
Income Eligible
1,189,510
2,931,383
41 %
Commercial & Industrial
1,928,931
10,730,309
18 %
Total
11,728,899
27,739,638
42 %
Annual Gas Savings (%)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Sector
Percentage
Residential
73 %
Income Eligible
10 %
Commercial & Industrial
16 %
Lifetime Electric Savings (MWh)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
481,383
1,171,418
41 %
Income Eligible
146,899
245,807
60 %
Commercial & Industrial
508,918
2,491,144
20 %
Total
1,137,200
3,908,368
29 %
Lifetime Electric Savings (%)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Sector
Percentage
Residential
42 %
Income Eligible
13 %
Commercial & Industrial
45 %
Lifetime Gas Savings (Therms)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
121,562,071
195,897,072
62 %
Income Eligible
22,930,350
60,848,301
38 %
Commercial & Industrial
30,014,430
155,651,025
19 %
Total
174,506,850
412,396,398
42 %
Lifetime Gas Savings (%)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Sector
Percentage
Residential
70 %
Income Eligible
13 %
Commercial & Industrial
17 %
Lifetime All Fuel Savings (MMBtu)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
16,806,575
42,867,311
39 %
Income Eligible
4,147,783
10,311,229
40 %
Commercial & Industrial
5,838,724
31,741,595
18 %
Total
26,793,082
84,920,135
32 %
Lifetime All Fuel Savings (MMBtu)
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Sector
Percentage
Residential
63 %
Income Eligible
15 %
Commercial & Industrial
22 %
Total Benefits ($)*
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
$565,990,584
$1,573,536,199
36 %
Income Eligible
$217,777,970
$497,848,120
44 %
Commercial & Industrial
$205,862,752
$1,329,276,874
15 %
Total
$989,631,306
$3,400,661,194
29 %
Total Benefits (%)*
Actual: 2024 (Through Q2)
Plan: 2024
Chart...
Sector
Percentage
Residential
57 %
Income Eligible
22 %
Commercial & Industrial
21 %