SEMASS Partnership
141 Cranberry HWY West Wareham, MA 2576Company Summary Information
SEMASS Partnership is ranked #743 out of 4,996 utilities nationwide in terms of total annual net electricity generation, and they are ranked #7 out of 107 utilities in terms of total annual net electricity generation from other fuel.
SEMASS Partnership generated 173.6 GWh during the 3-month period between January 2025 to April 2025.
According to FERC EQR data, SEMASS Partnership had a total of $13.3M in seller transasctions in 2025 Q1.
| Company Name | SEMASS Partnership |
|---|---|
| Location | 141 Cranberry HWY West Wareham, MA 2576 |
| EIA Utility Type | Commercial |
| EIA Utility Dates | Jan 2001 to Apr 2025 |
| EIA Annual Generation | 599.0 GWh |
| EIA Power Plants | 1 |
| Fuel Types | Other Fuel Biogenic Municipal Solid Waste and Landfill Gas Natural Gas Distillate Fuel Oil |
| Ranked #743 out of 4,996 Utilities Nationwide by Annual Generation | |
| Ranked #7 out of 107 Utilities Nationwide in terms of Other Fuel Generation | |
FERC Seller Summary
| Seller Dates Available | Jul 2013 to Mar 2025 |
|---|---|
| Seller Total Transaction Charges | $359.24M |
| Seller Total Transactions | 123,621 |
| Seller 2025 Q1 Transaction Charges | $13.28M |
| Seller 2025 Q1 Transactions | 4,318 |
Map of SEMASS Partnership Locations
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Monthly Electricity Generation by Type
Monthly electricity generation by source as reported by the EIA
Monthly FERC Transaction Charges by Type
Monthly aggregates and sums are derived from FERC Electronic Quarterly Reports (EQR)
Power Plants Operated by SEMASS Partnership
| Plant | Location | Annual Generation | Initial Operation Date | Last Update | Fuel Types |
|---|---|---|---|---|---|
| SEMASS Resource Recovery | West Wareham, Massachusetts | 565 GWh | Jun 1988 | Apr 2025 | Non-biogenic Municipal Solid Waste : 54.0% Biogenic Municipal Solid Waste : 44.2% Natural Gas : 1.7% |
Other Companies Listed Alphabetically
A list of companies close to SEMASS Partnership when arranged alphabetically. They do not neccessarily have any association with SEMASS Partnership.
| Company Name | Company Location | EIA Annual Generation | FERC 2025 Q1 Transactions |
|---|---|---|---|
| Sec LHNY Solar One, LLC | Juno Beach, FL | 2.5 GWh | - |
| Second Foundation US Trading, LLC | New York, NY | - | $54.25M |
| Segunda Solar II, LLC | San Francisco, CA | 4.4 GWh | - |
| Seiling Wind II, LLC | Juno Beach, FL | - | $836.18k |
| Seiling Wind, LLC | Juno Beach, FL | - | $2.30M |
| Selective Insurance | Branchville, NJ | 3.8 GWh | - |
| Selkirk Cogen Partners LP | Selkirk, NY | - | $3.49M |
| Selmer Farm, LLC | New York, NY | - | $479.54k |
| Selmer North Solar I, LLC | Nashville, TN | 31.1 GWh | - |
| Selmer North Solar II, LLC | Nashville, TN | 13.3 GWh | - |
| Seminole Electric Cooperative Inc | Tampa, FL | 14.3 TWh | $76.47M |
| Sempra Gas & Power Marketing, LLC | San Diego, CA | - | $80.33M |
| Sendero Wind Energy, LLC | Baltimore, MD | 272.5 GWh | - |
| Seneca Energy II | Oakfield, NY | 160.5 GWh | - |
| Seneca Energy, II LLC | Oakfield, NY | - | $8.60M |
| Seneca Generation LLC | Warren, PA | -400.6 GWh | $21.25M |
| Seneca Nation | Irving, NY | 3.3 GWh | - |
| Seneca Power Partners LP | Batavia, NY | 3.4 GWh | $402.80k |
| Seneca Sustainable Energy LLC | 136.1 GWh | - | |
| Sentinel Energy Center LLC | Desert Hot Springs, CA | 324.1 GWh | $20.09M |
All Companies Associated with SEMASS Partnership
A list of all companies associated with SEMASS Partnership in terms of FERC EQR transactions. Total Transaction Charges are based on FERC EQR data obtained since Q3 2013.
| Company Name | 2025 Q1 Transactions w/ SEMASS Partnership |
|---|---|
| ISO New England Inc. | $13.28M |
| Commonwealth Electric Company | - |
Company Contacts
A list of all company contacts obtained from FERC EQR data since 2013
| Contact | Title | Phone | Address | FERC Filing Periods | |
|---|---|---|---|---|---|
| Manager of Power Markets | 2013Q3 - 2025Q1 |
The 20 Most Recent FERC EQR Transactions
Displaying Results 1 to 20 of 123,621 ( 0.023s )| Seller Name | Buyer Name | Product | Transaction Group Ref # | Begin Date | End Date | Trade Date | Quantity | Price | Units | Transmission Charge | Transaction Charge | FERC Tariff Ref | Contract Service Agreement | Contract Filing Type | Contract Execution Date | Contract Commencement Date | Contract Termination Date | Timezone | Balancing Authority | Point of Delivery Hub | Class | Term | Increment | Increment Peaking | Filing Type | Broker Exchange |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| SEMASS Partnership | ISO New England Inc | ENERGY | NE0102492 | 2025-03-31 23:00 | 2025-03-31 23:59 | 2025-03-30 | 47 | $29.30 | $/MWH | $0.00 | $1,377.10 | FERC_TARIFF_REFERENCE | ISO-NE MPSA | New | 2017-12-01 | 2017-12-01 | EasternDaylight2 | ISNE | 563 | NotApplicableClass | ShortTerm | Hourly | OffPeak | New | ||
| SEMASS Partnership | ISO New England Inc | ENERGY | NE0101749 | 2025-03-31 23:00 | 2025-03-31 23:59 | 2025-03-30 | 15.5 | $28.40 | $/MWH | $0.00 | $440.20 | FERC_TARIFF_REFERENCE | ISO-NE MPSA | New | 2017-12-01 | 2017-12-01 | EasternDaylight2 | ISNE | 562 | NotApplicableClass | ShortTerm | Hourly | OffPeak | New | ||
| SEMASS Partnership | ISO New England Inc | ENERGY | NE0101748 | 2025-03-31 22:00 | 2025-03-31 22:59 | 2025-03-30 | 15.5 | $29.90 | $/MWH | $0.00 | $463.45 | FERC_TARIFF_REFERENCE | ISO-NE MPSA | New | 2017-12-01 | 2017-12-01 | EasternDaylight2 | ISNE | 562 | NotApplicableClass | ShortTerm | Hourly | OnPeak | New | ||
| SEMASS Partnership | ISO New England Inc | ENERGY | NE0102491 | 2025-03-31 22:00 | 2025-03-31 22:59 | 2025-03-30 | 47 | $30.87 | $/MWH | $0.00 | $1,450.89 | FERC_TARIFF_REFERENCE | ISO-NE MPSA | New | 2017-12-01 | 2017-12-01 | EasternDaylight2 | ISNE | 563 | NotApplicableClass | ShortTerm | Hourly | OnPeak | New | ||
SEMASS Partnership Name and Address Permutations
Due to the nature of the data we have to make some assumptions when determining if two companies are the same. So to be transparent about how we're calculating some of the summary values, here are all the company names and addresses that were combined to create this record. While we try to make sure everything is as accurate as possible we can't guarantee complete accuracy for all records.
| Company Name | Company Address |
|---|---|
| SEMASS Partnership | 141 Cranberry HWY West Wareham, MA 2576 |
| SEMASS Partnership | 445 South Street Morristown, NJ 07960 |