38-54 Vernon Blvd., Queens, NY, 11101

Long Island City

"EJ peaker" "NYC Energy" MGP VCP brownfield VOCs "vapor intrusion" "power plant"

The Ravenswood I, aka Big Allis, and Ravenswood II generators acccount for approximately a quarter of all power generated in New York City.  The site was formerly a Manufactured Gas Plant operated by Con Edison and its predecessor companies.[1] 

Nameplate Capacity
: 2,625 MW
Primary Fuel Type: Natural Gas
Secondary Fuel Type: Residual Fuel Oil and Kerosene
In Operation Since: 1963

Ravenswood Generating Station, 2005 Fuel Use & Emissions Data[2]
Natural Gas
(million ft3)
Kerosene
(1000 gal)
Distillate
(1000 gal)
No. 6 oil
(1000 gal)
PM
(tons)
NOx
(tons)
24,846 1662 6 259,665 594
4168

The Ravenswood Generating Station hosts 16 High Electric Demand Day (HEDD) turbines; all have been in operation since 1970 with one turbine dating back to 1968. The first two tables below detail dispatch and emissions data per HEDD turbine.  Note that the turbines are listed in order of hours of operation. The third table details facility wide emissions data.

Ravenswood Generating Station, HEDD 2004 NYISO Dispatch Data
HEDD Unit Summer (kW) Winter (kW) Energy (MWh) Operating Hours Unit Size  (MW)
Ravenswood 9 20,600 25,200 5,951 260 25
Ravenswood 10 19,100 24,700 5,379 246 25
Ravenswood 8 20,500 24,800 5,205 230 22
Ravenswood 11 20,000 23,800 4,166 190 25
Ravenswood 2-2 34,600 44,300 6,268 159 43
Ravenswood 3-4 35,600 45,100 5,789 143 43
Ravenswood 2-4 39,800 47,500 4,847 111 43
Ravenswood 2-3 39,200 46,800 4,451 104 43
Ravenswood 3-3 37,000 45,400 4,198 102 43
Ravenswood 3-1 40,500 47,500 3,289 75 43
Ravenswood 2-1 40,400 46,700 2,697 62 43
Ravenswood 5 13,800 17,800 818 52 21
Ravenswood 7 13,000 18,500 689 44 22
Ravenswood 6 16,200 18,000 578 34 22
Ravenswood 3-2 38,100 46,400 1,359 32 43
Ravenswood 1 8,800 12,200 254 24 18
Ravenswood 4 15,200 16,300 219 14 21

Ravenswood Generating Station, HEDD 2000 E*Grid Emissions Data (pounds)
HEDD Unit NOx (#/MWh) SO2 (#/MWh) CO2 (#/MWh) NOX  Total SO2 Total CO2 Total
Ravenswood 9 7.38 1.01 1357 43918.38 6010.51 8075507
Ravenswood 10 7.38 1.01 1357 39697.02 5432.79 7299303
Ravenswood 8 7.38 1.01 1357 38412.9 5257.05 7063185
Ravenswood 11 7.38 1.01 1357 30745.08 4207.66 5653262
Ravenswood 2-2 7.38 1.01 1357 46257.84 6330.68 8505676
Ravenswood 3-4 7.38 1.01 1357 42722.82 5846.89 7855673
Ravenswood 2-4 7.38 1.01 1357 35770.86 4895.47 6577379
Ravenswood 2-3 7.38 1.01 1357 32848.38 4495.51 6040007
Ravenswood 3-3 7.38 1.01 1357 30981.24 4239.98 5696686
Ravenswood 3-1 7.38 1.01 1357 24272.82 3321.89 4463173
Ravenswood 2-1 7.38 1.01 1357 19903.86 2723.97 3659829
Ravenswood 5 7.38 1.01 1357 6036.84 826.18 1110026
Ravenswood 7 7.38 1.01 1357 5084.82 695.89 934973
Ravenswood 6 7.38 1.01 1357 4265.64 583.78 784346
Ravenswood 3-2 7.38 1.01 1357 10029.42 1372.59 1844163
Ravenswood 1 7.38 1.01 1357 1874.52 256.54 344678
Ravenswood 4 7.38 1.01 1357 1616.22 221.19 297183

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Ravenswood Generating Station, 2002 National Emissions Inventory (pounds)
Total Emissions 11,335,507.60
Nitrogen Oxides 6,475,400.00
Sulfur Dioxide 2,234,200.00
Carbon Monoxide 1,528,403.60
Primary PM10 (Includes Filterables + Condensibles) 418,386.98
Primary PM2.5 (Includes Filterables + Condensibles) 380,932.87
Ammonia 190,765.68
Hexane 58,279.88
Volatile Organic Compounds 37,979.70
Nickel 5,218.43
Formaldehyde 3,940.28
Phosphorus 433.10
Toluene 394.10
Cobalt 279.64
Antimony 240.35
Manganese 155.63
Chromium 104.39
Benzene 77.78
Lead 73.83
Naphthalene 71.46
Cadmium 62.21
Arsenic 48.71
Selenium 32.40
Methyl Chloroform 10.79
o-Xylene 4.98
Ethyl Benzene 2.96
Beryllium 1.83
2-Methylnaphthalene 1.09
Acenaphthene 1.03
Phenanthrene 1.02
7,12-Dimethylbenz[a]Anthracene 0.73
Pyrene 0.40
Fluoranthene 0.34
Fluorene 0.31
Benz[a]Anthracene 0.21
Chrysene 0.14
Benzo[g,h,i,]Perylene 0.14
Anthracene 0.14
Xylenes (Mixture of o, m, and p Isomers) 0.10
3-Methylcholanthrene 0.08
Benzo[b]Fluoranthene 0.07
Acetaldehyde 0.07
Propylene Oxide 0.05
Benzo[k]Fluoranthene 0.04
Benzo[a]Pyrene 0.03
Acrolein 0.01

Ravenswood Steam Plant, 2002 National Emissions Inventory (pounds)
Total Emissions 1,750,062.72
Nitrogen Oxides 828,856.92
Sulfur Dioxide 680,476.56
Carbon Monoxide 116,431.13
Primary PM10 (Includes Filterables + Condensibles) 56,568.80
Primary PM2.5 (Includes Filterables + Condensibles) 42,456.38
Ammonia 12,524.77
Volatile Organic Compounds 9,575.19
Nickel 1,496.57
Hexane 719.91
Formaldehyde 468.16
Phosphorus 125.58
Toluene 83.68
Cobalt 79.95
Antimony 69.69
Manganese 40.03
Lead 21.01
Arsenic 16.93
Naphthalene 15.23
Chromium 15.07
Selenium 9.07
Cadmium 4.96
Benzene 3.72
o-Xylene 1.44
Ethyl Benzene 0.84
Beryllium 0.37
Acenaphthene 0.27
Phenanthrene 0.14
Fluorene 0.05
Fluoranthene 0.05
Acetaldehyde 0.05
Pyrene 0.04
Benz[a]Anthracene 0.04
Chrysene 0.03
Benzo[g,h,i,]Perylene 0.03
Xylenes (Mixture of o, m, and p Isomers) 0.02
Anthracene 0.02
Acrolein 0.01
 
  1. DEC Environmental Site Remediation Database.  Site Name: "Ravenswood Generating Station".
  2. NYS Department of Environmental Conservation

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