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Welcome to Mass Save Data
The Massachusetts Energy Efficiency Database
Electric
Gas
Both Fuels
2024
2023
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Berkshire Gas
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Columbia Gas of MA
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National Grid Gas
Unitil Electric
Unitil Gas
Current Quarter YTD
Quarter YTD
Plan Data
Q4
Q3
Q2
Q1
Please hit 'Refresh Data' button once selections are made.
Performance Indicators
As of Q4 2023 Report
Portfolio
Residential
Income Eligible
Commercial & Industrial
Expenditures ($)
Chart...
Plan: $1,271,474,366
Annual Electric Savings (MWh)
Chart...
Plan: 471,190 MWh
Lifetime Electric Savings (MWh)
Chart...
Plan: 4,216,944 MWh
Total Summer Capacity Savings (kW)
Chart...
Plan: 420,858 kW
Total Winter Capacity Savings (kW)
Chart...
Plan: 50,145 kW
Annual Gas Savings (Therms)
Chart...
Plan: 26,607,371 Therms
Lifetime Gas Savings (Therms)
Chart...
Plan: 392,952,735 Therms
Annual Oil Savings (MMBtu)
Chart...
Plan: 1,059,197 MMBtu
Lifetime Oil Savings (MMBtu)
Chart...
Plan: 19,848,857 MMBtu
Annual Propane Savings (MMBtu)
Chart...
Plan: 447,292 MMBtu
Lifetime Propane Savings (MMBtu)
Chart...
Plan: 7,993,952 MMBtu
Total Benefits ($)*
Chart...
Plan: $2,998,902,453
YTD Actual
Plan
Category
Actual
Plan
YTD % of Plan
Expenditures ($)
1,036,442,270
1,271,474,366
82%
Annual Electric Savings (MWh)
330,254
471,190
70%
Lifetime Electric Savings (MWh)
3,208,523
4,216,944
76%
Total Summer Capacity Savings (kW)
93,169
420,858
22%
Total Winter Capacity Savings (kW)
39,413
50,145
79%
Annual Gas Savings (Therms)
23,131,972
26,607,371
87%
Lifetime Gas Savings (Therms)
361,589,844
392,952,735
92%
Annual Oil Savings (MMBtu)
850,205
1,059,197
80%
Lifetime Oil Savings (MMBtu)
16,599,984
19,848,857
84%
Annual Propane Savings (MMBtu)
192,376
447,292
43%
Lifetime Propane Savings (MMBtu)
3,771,755
7,993,952
47%
Total Benefits ($)*
2,350,926,382
2,998,902,453
78%
Expenditures ($)
Chart...
Plan: $ 602,164,393
Annual Electric Savings (MWh)
Chart...
Plan: 155,511 MWh
Lifetime Electric Savings (MWh)
Chart...
Plan: 1,152,841 MWh
Total Summer Capacity Savings (kW)
Chart...
Plan: 171,097 kW
Total Winter Capacity Savings (kW)
Chart...
Plan: 14,097 kW
Annual Gas Savings (Therms)
Chart...
Plan: 13,657,576 Therms
Lifetime Gas Savings (Therms)
Chart...
Plan: 188,033,628 Therms
Annual Oil Savings (MMBtu)
Chart...
Plan: 842,384 MMBtu
Lifetime Oil Savings (MMBtu)
Chart...
Plan: 15,659,301 MMBtu
Annual Propane Savings (MMBtu)
Chart...
Plan: 257,711 MMBtu
Lifetime Propane Savings (MMBtu)
Chart...
Plan: 5,074,570 MMBtu
Total Benefits ($)*
Chart...
Plan: $ 1,369,664,974
YTD Actual
Plan
Category
Actual
Plan
YTD % of Plan
Expenditures ($)
584,923,593
602,164,393
97%
Annual Electric Savings (MWh)
102,671
155,511
66%
Lifetime Electric Savings (MWh)
966,613
1,152,841
84%
Total Summer Capacity Savings (kW)
47,310
171,097
28%
Total Winter Capacity Savings (kW)
11,132
14,097
79%
Annual Gas Savings (Therms)
13,883,701
13,657,576
102%
Lifetime Gas Savings (Therms)
219,530,823
188,033,628
117%
Annual Oil Savings (MMBtu)
749,395
842,384
89%
Lifetime Oil Savings (MMBtu)
14,362,941
15,659,301
92%
Annual Propane Savings (MMBtu)
174,772
257,711
68%
Lifetime Propane Savings (MMBtu)
3,453,477
5,074,570
68%
Total Benefits ($)*
1,125,900,463
1,369,664,974
82%
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: $ 193,864,821
Annual Electric Savings (MWh)
Chart...
Plan: 29,561 MWh
Lifetime Electric Savings (MWh)
Chart...
Plan: 261,975 MWh
Total Summer Capacity Savings (kW)
Chart...
Plan: 5,580 kW
Total Winter Capacity Savings (kW)
Chart...
Plan: 3,275 kW
Annual Gas Savings (Therms)
Chart...
Plan: 2,792,969 Therms
Lifetime Gas Savings (Therms)
Chart...
Plan: 57,978,801 Therms
Annual Oil Savings (MMBtu)
Chart...
Plan: 126,580 MMBtu
Lifetime Oil Savings (MMBtu)
Chart...
Plan: 2,391,077 MMBtu
Annual Propane Savings (MMBtu)
Chart...
Plan: 29,756 MMBtu
Lifetime Propane Savings (MMBtu)
Chart...
Plan: 561,168 MMBtu
Total Benefits ($)*
Chart...
Plan: $ 479,969,410
YTD Actual
Plan
Category
Actual
Plan
YTD % of Plan
Expenditures ($)
210,316,680
193,864,821
108%
Annual Electric Savings (MWh)
30,913
29,561
105%
Lifetime Electric Savings (MWh)
385,128
261,975
147%
Total Summer Capacity Savings (kW)
2,742
5,580
49%
Total Winter Capacity Savings (kW)
4,717
3,275
144%
Annual Gas Savings (Therms)
3,110,050
2,792,969
111%
Lifetime Gas Savings (Therms)
59,990,878
57,978,801
103%
Annual Oil Savings (MMBtu)
111,146
126,580
88%
Lifetime Oil Savings (MMBtu)
2,135,795
2,391,077
89%
Annual Propane Savings (MMBtu)
12,085
29,756
41%
Lifetime Propane Savings (MMBtu)
227,202
561,168
40%
Total Benefits ($)*
579,268,684
479,969,410
121%
Expenditures ($)
Chart...
Plan: $ 475,445,152
Annual Electric Savings (MWh)
Chart...
Plan: 286,119 MWh
Lifetime Electric Savings (MWh)
Chart...
Plan: 2,802,128 MWh
Total Summer Capacity Savings (kW)
Chart...
Plan: 244,181 kW
Total Winter Capacity Savings (KW)
Chart...
Plan: 32,773 kW
Annual Gas Savings (Therms)
Chart...
Plan: 10,156,826 Therms
Lifetime Gas Savings (Therms)
Chart...
Plan: 146,940,306 Therms
Annual Oil Savings (MMBtu)
Chart...
Plan: 90,233 MMBtu
Lifetime Oil Savings (MMBtu)
Chart...
Plan: 1,798,479 MMBtu
Annual Propane Savings (MMBtu)
Chart...
Plan: 159,826 MMBtu
Lifetime Propane Savings (MMBtu)
Chart...
Plan: 2,358,213 MMBtu
Total Benefits ($)*
Chart...
Plan: $ 1,149,268,069
YTD Actual
Plan
Category
Actual
Plan
YTD % of Plan
Expenditures ($)
241,201,996
475,445,152
51%
Annual Electric Savings (MWh)
196,670
286,119
69%
Lifetime Electric Savings (MWh)
1,856,782
2,802,128
66%
Total Summer Capacity Savings (kW)
43,117
244,181
18%
Total Winter Capacity Savings (kW)
23,565
32,773
72%
Annual Gas Savings (Therms)
6,138,222
10,156,826
60%
Lifetime Gas Savings (Therms)
82,068,143
146,940,306
56%
Annual Oil Savings (MMBtu)
-10,336
90,233
-11%
Lifetime Oil Savings (MMBtu)
101,249
1,798,479
6%
Annual Propane Savings (MMBtu)
5,519
159,826
3%
Lifetime Propane Savings (MMBtu)
91,076
2,358,213
4%
Total Benefits ($)*
645,757,235
1,149,268,069
56%
*Prior to 2016, benefits were only reported in Q2 and Q4. Benefits in the other quarters are shown as zero.
Electric Year-to-Date Actuals as a Percent of Plan Goals
As of Q4 2023 Report
Chart...
Sector
Expenditures ($)
Annual Eletric Savings (MWh)
Lifetime Electric Savings (MWh)
Total Summer Capacity Savings (kW)
Total Benefits ($)*
Residential
93 %
66 %
84 %
28 %
82 %
Income Eligible
104 %
105 %
147 %
49 %
111 %
Commercial & Industrial
46 %
69 %
66 %
18 %
55 %
Total
74 %
70 %
76 %
22 %
74 %
*Prior to 2016, benefits were only reported in Q2 and Q4. Benefits in the other quarters are shown as zero.
Gas Year-to-Date Actuals as a Percent of Plan Goals
As of Q4 2023 Report
Chart...
Sector
Expenditures ($)
Annual Gas Savings (Therms)
Lifetime Gas Savings (Therms)
Total Benefits ($)*
Residential
104 %
102 %
117 %
84 %
Income Eligible
114 %
111 %
103 %
130 %
Commercial & Industrial
67 %
60 %
56 %
61 %
Total
97 %
87 %
92 %
89 %
*Prior to 2016, benefits were only reported in Q2 and Q4. Benefits in the other quarters are shown as zero.
Expenditures ($)
As of Q4 2023 Report
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
$584,923,593
$602,164,393
97%
Income Eligible
$210,316,680
$193,864,821
108%
Commercial & Industrial
$241,201,996
$475,445,152
51%
Total
$1,036,442,270
$1,271,474,366
82%
Expenditures (%)
As of Q4 2023 Report
Chart...
Sector
Percentage
Residential
56 %
Income Eligible
20 %
Commercial & Industrial
23 %
Annual Electric Savings (MWh)
As of Q4 2023 Report
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
102,671
155,511
66 %
Income Eligible
30,913
29,561
105 %
Commercial & Industrial
196,670
286,119
69 %
Total
330,254
471,190
70 %
Annual Electric Savings (%)
As of Q4 2023 Report
Chart...
Sector
Percentage
Residential
31 %
Income Eligible
9 %
Commercial & Industrial
60 %
Annual Gas Savings (Therms)
As of Q4 2023 Report
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
13,883,701
13,657,576
102 %
Income Eligible
3,110,050
2,792,969
111 %
Commercial & Industrial
6,138,222
10,156,826
60 %
Total
23,131,972
26,607,371
87 %
Annual Gas Savings (%)
As of Q4 2023 Report
Chart...
Sector
Percentage
Residential
60 %
Income Eligible
13 %
Commercial & Industrial
27 %
Lifetime Electric Savings (MWh)
As of Q4 2023 Report
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
966,613
1,152,841
84 %
Income Eligible
385,128
261,975
147 %
Commercial & Industrial
1,856,782
2,802,128
66 %
Total
3,208,523
4,216,944
76 %
Lifetime Electric Savings (%)
As of Q4 2023 Report
Chart...
Sector
Percentage
Residential
30 %
Income Eligible
12 %
Commercial & Industrial
58 %
Lifetime Gas Savings (Therms)
As of Q4 2023 Report
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
219,530,823
188,033,628
117 %
Income Eligible
59,990,878
57,978,801
103 %
Commercial & Industrial
82,068,143
146,940,306
56 %
Total
361,589,844
392,952,735
92 %
Lifetime Gas Savings (%)
As of Q4 2023 Report
Chart...
Sector
Percentage
Residential
61 %
Income Eligible
17 %
Commercial & Industrial
23 %
Total Benefits ($)*
As of Q4 2023 Report
Chart...
Actual to Plan
Sector
Actual
Plan
% Actual to Plan
Residential
$1,125,900,463
$1,369,664,974
82 %
Income Eligible
$579,268,684
$479,969,410
121 %
Commercial & Industrial
$645,757,235
$1,149,268,069
56 %
Total
$2,350,926,382
$2,998,902,453
78 %
*Prior to 2016, benefits were only reported in Q2 and Q4. Benefits in the other quarters are shown as zero.
Total Benefits (%)*
As of Q4 2023 Report
Chart...
Sector
Percentage
Residential
48 %
Income Eligible
25 %
Commercial & Industrial
27 %
*Prior to 2016, benefits were only reported in Q2 and Q4. Benefits in the other quarters are shown as zero.