Power plant · EIA plant code 1670
High Street Station
- Operator
- Town of Ipswich - (MA)
- Location
- Essex, MA (county level only)
- Balancing authority
- ISO New England Inc. (ISNE)
- Nameplate capacity
- 10.9 MW
- Summer capacity
- 11 MW
U.S. Energy Information Administration · Annual Electric Generator Report (Form EIA-860) · data for 2025 · as of Sep 10, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0 May be out of date. The next release was due by Sep 10, 2027. Last checked for an update: Oct 31, 2026.
Generation in 2025
- Net generation
- 153 MWh
- Capacity factor
- 0.2%
Capacity factor is net generation divided by nameplate capacity times the hours each generator was in service that year, counted by month.
U.S. Energy Information Administration · Power Plant Operations Report (Form EIA-923) · data for 2025 · as of Sep 11, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0 May be out of date. The next release was due by Sep 11, 2027. Last checked for an update: Oct 31, 2026.
Emissions
- Carbon dioxide in 2023
- 168 metric tons
- Carbon dioxide per MWh
- 13,265 lb/MWh
eGRID reports 186 short tons. One short ton is 0.90718474 metric tons.
Emissions are for 2023, the newest eGRID year. Generation is for 2025, the newest EIA-923 year.
U.S. Environmental Protection Agency · Emissions & Generation Resource Integrated Database (eGRID) · data for 2023 · as of Jun 16, 2025 · retrieved Oct 31, 2026 · CC-BY-4.0 May be out of date. The next release was due by Jan 31, 2026. Last checked for an update: Oct 31, 2026.
Generators
| Generator | Technology | Energy source | Nameplate | Operating since | Status |
|---|---|---|---|---|---|
| 1 | Natural Gas Internal Combustion Engine | NG | 1.2 MW | 1986 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 10 | Natural Gas Internal Combustion Engine | NG | 1.2 MW | 1984 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 11 | Natural Gas Internal Combustion Engine | NG | 1.2 MW | 1982 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 12 | Natural Gas Internal Combustion Engine | NG | 1.2 MW | 1983 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 2 | Natural Gas Internal Combustion Engine | NG | 1.3 MW | 1954 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 6 | Natural Gas Internal Combustion Engine | NG | 1.1 MW | 1951 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
| 7 | Petroleum Liquids | DFO | 1.3 MW | 1956 | Operable · As of September 2026 (EIA-860M): (OS) Out of service and NOT expected to return to service in next calendar year |
| 8 | Petroleum Liquids | DFO | 1.1 MW | 1960 | Operable · As of September 2026 (EIA-860M): (OS) Out of service and NOT expected to return to service in next calendar year |
| 9 | Natural Gas Internal Combustion Engine | NG | 1.3 MW | 1961 | Operable · As of September 2026 (EIA-860M): (OP) Operating |
U.S. Energy Information Administration · Monthly Update to the Annual Electric Generator Report (Form EIA-860M) · data for 2026-09 · as of Oct 23, 2026 · retrieved Oct 31, 2026 · CC-BY-4.0 May be out of date. The next release was due by Nov 23, 2026. Last checked for an update: Oct 31, 2026.