Regional Greenhouse Gas Initiative

an initiative of the Northeast and Mid-Atlantic States of the U.S.

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Auction Results

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The RGGI States publish auction results in a report on each CO2 Allowance Auction.

This page includes summary comparisons of auction data. Detailed reports on each auction are available below.

As shown in the Market Monitor Report for Auction 25:

  • 78 percent of the CO2 allowances auctioned in Auctions 1-25 were purchased by compliance entities and their affiliates;
  • 80 percent of the CO2 allowances in circulation will be held by compliance entities and their affiliates following the settlement of Auction 25.

Allowance & Bid Statistics (by Auction)

This chart includes data on participation in the current control period offering in each RGGI CO2 Allowance Auction.

Auction Number of Potential Bidders Ratio of Bids to Supply Ratio of Bids To Supply with CCR Percent of Allowances Won by Compliance Entities
Auction 25 47 2.5 N/A 80%
Auction 24 51 2.9 N/A 55%
Auction 23 52 3.1 2.5 45%
Auction 22 55 2.7 N/A 43%
Auction 21 52 2.0 N/A 53%
Auction 20 55 2.1 N/A 68%
Auction 19 43 2.2 N/A 69%
Auction 18 34 0.53 N/A 100%
Auction 17 29 0.65 N/A 100%
Auction 16 35 0.57 N/A 95%
Auction 15 34 0.62 N/A 99%
Auction 14 49 0.63 N/A 99%
Auction 13 41 0.18 N/A 94%
Auction 12 47 0.3 N/A 91%
Auction 11 49 1.1 N/A 85%
Auction 10 49 0.57 N/A 97%
Auction 9 56 0.75 N/A 92%
Auction 8 53 1.3 N/A 92%
Auction 7 61 2.3 N/A 85%
Auction 6 74 2.6 N/A 65%
Auction 5 59 2.5 N/A 77%
Auction 4 67 2.6 N/A 85%
Auction 3 63 2.5 N/A 78%
Auction 2 84 3.5 N/A 87%
Auction 1 82 4.1 N/A 82%

Allowances Offered & Sold (by Auction)

This chart displays the results of each RGGI CO2Allowance Auction. To view a state-by-state breakdown for each auction, click on the auction number listed in the left-hand column.

 

Auction Number Offering Quantity Offered Quantity Sold Clearing Price Total Proceeds
Auction 25
9/3/2014
Current 17,998,687 17,998,687 $4.88 $87,833,592.56
Auction 24
6/4/2014
Current 18,062,384 18,062,384 $5.02 $90,673,167.68
Auction 23
3/5/2014
Current 18,491,350 (Intial)
5,000,000 (CCR)
23,491,350 $4.00 $93,965,400.00
Auction 22
12/4/2013
Current 38,329,378 38,329,378 $3.00 $114,988,134.00
Auction 21
9/4/2013
Current 38,409,043 38,409,043 $2.67 $102,552,144.81
Auction 20
6/5/2013
Current 38,782,076 38,782,076 $3.21 $124,490,463.96
Auction 19
3/13/2013
Current 37,835,405 37,835,405 $2.80 $105,939,134.00
Auction 18
12/5/2012
Current 37,563,083 19,774,000 $1.93 $38,163,820.00
Auction 17
9/5/2012
Current 37,949,558 24,589,000 $1.93 $47,456,770.00
Auction 16
6/6/2012
Current 36,426,008 20,941,000 $1.93 $40,416,130.00
Auction 15
3/14/2012
Current 34,843,858 21,559,000 $1.93 $41,608,870.00
Auction 14
12/07/2011
Current 42,983,482 27,293,000 $1.89 $51,583,770.00
Future 1,864,951 0 --
Auction 13
09/07/2011
Current 42,189,685 7,487,000 $1.89 $14,150,430.00
Future 1,864,951 0 --
Auction 12
06/08/2011
Current 42,034,184 12,537,000 $1.89 $25,477,200.00
Future 1,864,952 943,000 $1.89
Auction 11
03/09/2011
Current 41,995,813 41,995,813 $1.89 $83,425,588.47
Future 2,144,710 2,144,710 $1.89
Auction 10
12/01/2010
Current 43,173,648 24,755,000 $1.86 $48,224,220.00
Future 2,137,991 1,172,000 $1.86
Auction 9
09/10/2010
Current 45,595,968 34,407,000 $1.86 $66,437,340.00
Future 2,137,992 1,312,000 $1.86
Auction 8
6/09/2010
Current 40,685,585 40,685,585 $1.88 $80,465,566.78
Future 2,137,993 2,137,993 $1.86
Auction 7
3/10/2010
Current 40,612,408 40,612,408 $2.07 $87,956,944.56
Future 2,137,992 2,091,000 $1.86
Auction 6
12/2/2009
Current 28,591,698 28,591,698 $2.05 $61,587,120.90
Future 2,172,540 1,599,000 $1.86
Auction 5
9/9/2009
Current 28,408,945 28,408,945 $2.19 $66,278,239.35
Future 2,172,540 2,172,540 $1.87
Auction 4
6/17/2009
Current 30,887,620 30,887,620 $3.23 $104,242,445.00
Future 2,172,540 2,172,540 $2.06
Auction 3
3/18/2009
Current 31,513,765 31,513,765 $3.51 $117,248,629.80
Future 2,175,513 2,175,513 $3.05
Auction 2
12/17/2008
Current 31,505,898 31,505,898 $3.38 $106,489,935.24
Auction 1*
9/25/2008
Current 12,565,387 12,565,387 $3.07 $38,575,738.09

 

*Six states participated in Auction 1

Cumulative Allowances & Proceeds (by State)

This chart displays cumulative auction results organized by state. To view an auction-by-auction breakdown for each state, click on the state name listed in the left-hand column.

State Cumulative First Control Period Allowances Sold Cumulative Second Control Period Allowances Sold Cumulative Proceeds
Connecticut 24,343,412 21,104,334 $118,535,994.13
Delaware 9,952,619 12,056,825 $59,203,418.55
Maine 11,797,376 9,888,284 $56,019,088.85
Maryland 74,943,417 71,513,702 $382,503,344.28
Massachusetts  62,024,346 53,171,408 $300,025,901.93
New Hampshire 14,479,101 13,786,728 $72,955,449.73
New York 144,305,904 121,591,445 $690,860,405.17
Rhode Island 6,270,050 5,924,027 $33,017,764.91
Vermont 2,877,123 2,423,867 $13,764,876.38
Total for States Participating in Second RGGI Control Period 350,993,348 311,460,620 $1,726,886,243.93
New Jersey* 46,266,477 2,217,293 $113,344,551.27
Total 397,259,825 313,677,913 $1,840,230,795.20

 

* See New Jersey’s Notice of Withdrawal of Agreement to the RGGI MOU.