Support Agreement

     This Support Agreement (the "Agreement") is made as of the 29th day of 
November, 1994, by and between GSF Energy Inc., a Delaware corporation 
("GSF"), and Ridgewood Electric Power Trust I, a Delaware business trust 
("Ridgewood").

                           BACKGROUND

          [Capitalized terms used herein are defined, unless otherwise 
                indicated, in Section 1 of this Agreement]

     WHEREAS, GSF and Ridgewood are limited partners in the Partnership; 
and

     WHEREAS, the Partnership will contract with GSF for the supply of fuel 
to the Partnership, and the Partnership will acquire business assets of 
GSF's and succeed to a portion of GSF's business; and

     WHEREAS, as a condition to Ridgewood's becoming a limited partner in 
the Partnership, Ridgewood is requiring GSF to indemnify Ridgewood against 
certain environmental and fuel supply matters, all as more fully set forth 
in this Agreement; and

     WHEREAS, GSF anticipates deriving certain economic benefits from 
Ridgewood's becoming a limited partner in the Partnership and is willing to 
undertake such indemnification obligations.



                        TERMS AND CONDITIONS

     NOW, THEREFORE, for good and valuable consideration, the receipt of 
which is hereby acknowledged, and intending to be legally bound hereby, the 
parties hereby agree as follows:

1.     DEFINED TERMS.  The following capitalized terms shall have the 
following meanings when used in this Agreement.

     "Contamination" shall mean any Hazardous Material that actually or 
allegedly as of the date hereof is, or at any time prior to the date hereof 
was, located on or at the Facility Site or emanates or has emanated from 
the Facility Site, and any Hazardous Material that actually or allegedly 
has migrated or migrates onto the Facility Site from the Landfill either 
before or after the date hereof; provided however, that "Contamination" 
shall not include any Hazardous Material that is located on or at the 
Facility Site or has emanated or emanates from the Facility Site (including 
without limitation any Hazardous Material that actually or allegedly has 
migrated or migrates onto the Facility Site from the Landfill), to the 
extent resulting from either (a) an act by Ridgewood, its successors or 
assigns, or (b) the operation of the Facility after the date of the 
partnership's formation, other than the operation of the Selexol Equipment 
(as more fully described on Schedule A to the Bill of Sale dated even date 
herewith between GSF and the Partnership).

     "Distribution Payment" shall have the meaning given such term in 
Section 2(a)(ii) hereof.

     "Environmental Losses" shall mean any and all damages, fines, 
penalties, liabilities and expenses (including reasonable attorneys' fees 
and investigation and court costs) arising out of claims, suits, awards of 
damages and orders that arise or are alleged to have arisen from any 
Contamination; provided however, that the term "Environmental Losses" shall 
not include, or be deemed to include, any damage, fine, penalty, liability 
or expense arising out of any claim, suit, award of damage or order brought 
against Ridgewood or any affiliate of Ridgewood by one or more investors in 
Ridgewood or its affiliates, in its or their capacity as such, including 
without limitation any claims or suits involving a violation of any state 
or federal securities law.



     "Facility" shall mean the electric generating facility, fired by 
landfill or other gas, and related equipment, located on the Facility Site 
and owned by the Partnership.

     "Facility Site" shall mean have the meaning given such term in the Gas 
Supply contract.

     "Fiscal Year" shall have the meaning given such term in the 
Partnership Agreement.

     "Gas Supply Contract" shall mean the Gas Sale and Purchase Agreement 
dated even date herewith between the Gas Supplier and the Partnership, 
pursuant to which the Partnership purchases landfill gas from the Gas 
Supplier to fuel the Facility.

     "Gas Supplier" shall mean GSF Energy Inc., in its capacity as supplier 
of landfill gas under the Gas Supply Contract and not in its capacity as a 
partner in the Partnership.

     "GSF Obligations" shall have the meaning given such term in Section 2 
hereof.

     "Hazardous Material" shall mean any substance or waste that is 
regulated by any federal, state or local law as a substance or waste that 
may present a risk of endangering human health or safety or of degrading 
the environment, and shall include, but is not limited to, the following 
materials, including those specified in the regulations adopted pursuant to 
the following laws:

          "Hazardous substance," as defined in Section 9601 of title 42 
          of the United States Code, and in Section 25281 of the 
          California Health and Safety Code, including, but not limited 
          to, petroleum products.

          "Waste," as defined in Subdivision (d) of Section 13050 of the 
          California Water Code, that is discharged or deposited where it 
          is, or probably will be, discharged into the waters of the 
          state and which creates or threatens to create, a condition of 
          pollution or nuisance, as specified in Section 13304 of the 
          California Water Code.

     "Indemnification Payment" shall have the meaning given such term in 
Section 2(a)(i) hereof.



     "Landfill" shall mean the municipal solid waste landfill located in 
Orange County, California, and referred to as the Olinda/Olinda Alpha 
Sanitary Landfill, as described more fully in Appendix B to the Gas Supply 
Contract.

     "Maximum Liability Cap" shall have the meaning given such term in the 
Gas Supply Contract.

     "Net Cash Flow" shall have the meaning given such term in the 
Partnership Agreement.

     "Operating Agreement" shall mean the Operating, Maintenance and 
Administrative Services Agreement dated even date herewith, between the 
Partnership and the Operator, pursuant to which the Operator operates, 
maintains and provides administrative services for the Facility, all for 
the benefit of the Partnership.

     "Operator" shall mean GSF Energy Inc., in its capacity as operator 
under the Operating Agreement and not in its capacity as partner in the 
Partnership.

     "Partnership" shall mean Brea Power Partners, L.P., a Delaware limited 
partnership.

     "Partnership Agreement" shall mean the Agreement of Limited 
Partnership dated 12 October 1994, among Ridgewood, GSF and Brea Power (I), 
Inc., pursuant to which the Partnership was formed and is governed.

     "Ridgewood Interest" shall mean the interests in the Partnership owned 
by Ridgewood.

     "Ridgewood Interest Purchase Price" shall have the meaning given such 
term in Section 3(b) hereof.



2.     OBLIGATIONS OF GSF.

(a)  GSF hereby undertakes the following obligations with respect to 
Ridgewood (collectively, the "GSF Obligations"):

     (i)  GSF shall indemnify, defend and hold Ridgewood harmless from and 
     against any Environmental Losses asserted or levied against Ridgewood 
     in its capacity as a limited partner of the Partnership (the 
     "Indemnification Payment");

     (ii)  If the Partnership suffers any Environmental Losses for a 
     Fiscal Year, GSF shall, subject to Section 2(c) hereof, make payments 
     to Ridgewood calculated in accordance with Section 2(b) hereof (the 
     "Distribution Payment"); and

     (iii)  GSF shall purchase the Ridgewood Interest under the scenarios 
     set forth at, and in accordance with the provisions of, Section 3 
     hereof.

(b)  The Distribution Payment shall equal the following:

     (i)  The amount that would have been distributed to Ridgewood, 
     calculated for the fourth quarter of the Fiscal Year, in accordance 
     with Article V of the Partnership Agreement, if Net Cash Flow during 
     the fourth quarter of such Fiscal Year had been increased by the 
     amount of Environmental Losses suffered by the Partnership during 
     such Fiscal Year; less

     (ii)  the amount actually distributed to Ridgewood, calculated for 
     the fourth quarter of the Fiscal Year, in accordance with Article V 
     of the Partnership Agreement.

The Distribution Payment shall be calculated annually, promptly after the 
close of the Partnership's Fiscal Year (as determined in accordance with 
the Partnership Agreement), and shall be paid in full within thirty (30) 
calendar days of such calculation.



(c)  If Environmental Losses, in the aggregate, either cumulative from time 
to time or at one time, asserted or levied against the Partnership from 
equals or exceeds Four Million Dollars ($4,000,000), GSF shall have the 
option to terminate its obligation to pay any further Distribution Payment.  
GSF shall exercise such option by giving written notice to Ridgewood.

3.     RIDGEWOOD PUT OPTION.

(a)  Ridgewood may require GSF to purchase the Ridgewood Interest in the 
following situations, for the Ridgewood Interest Purchase Price calculated 
in accordance with Section 3(b) hereof:

     (i)  GSF has notified Ridgewood of its election to terminate its 
     Distribution Payment obligation in accordance with Section 2(c) 
     hereof;

     (ii)  The Partnership has terminated the Gas Supply Contract in 
     accordance with Section 10.03 thereof; or

     (iii)  The Gas Supplier has fully expended the Maximum Liability Cap 
     (as such Cap may have been increased in accordance with Section 10.04 
     of the Gas Supply Contract); or

     (iv)  The Gas Supplier has terminated the Gas Supply Contract in 
     accordance with Section 10.05 thereof and the Partnership is unable 
     to secure an adequate supply of landfill or other gas for use by the 
     Facility on terms substantially similar to the material terms of the 
     Gas Supply Contract.

Ridgewood's option must be exercised within sixty (60) calendar days of 
notice to Ridgewood of the occurrence of the event triggering such option 
right, which notice shall expressly state that an even triggering such 
option right has occurred and that Ridgewood must exercise its right within 
sixty (60) days, after which time such option, if unexercised, shall 
expire.

(b)  The purchase price for the Ridgewood Interest (the "Ridgewood Interest 
Purchase Price") shall be an amount such that the sum of the discounted 
present values, discounted to the date of



the Partnership's formation, of the following three amounts equals Three 
Million One Hundred Thousand Dollars ($3,100,000), which amount shall, once 
calculated, be adjusted to reflect any reductions in Ridgewood's interest 
in Partnership distributions subsequent to the formation of the Partnership 
to arrive at the final Ridgewood Interest Purchase Price:

     (i)  The Ridgewood Interest Purchase Price; and
     
     (ii)  Distributions made to Ridgewood (including its successors and 
     assigns) in accordance with Article V of the Partnership Agreement; 
     and

     (iii)  Distribution Payments made to Ridgewood, if any.

For purposes of calculating the Ridgewood Interest Purchase Price, the 
applicable discount rate shall equal 1.17% per month, and each cash flow 
shall be deemed to have occurred at the end of the month in which it was 
received.

4.     GSF CALL OPTION.

(a)  GSF may require Ridgewood to sell the Ridgewood Interest to GSF in the 
following situations, for a purchase price calculated in accordance with 
Paragraph (b) of this Section 4:

     (i)  The Fuel Contract is terminated; or

     (ii)  The Power Contract is terminated.

GSF's option must be exercised within sixty (60) calendar days of the 
occurrence of the event triggering such option right, after which time such 
option, if unexercised, shall expire.

(b)  If GSF exercises its right to purchase the Ridgewood Interest, it 
shall pay Ridgewood a purchase price equal to the greater of (i) the fair 
market value, on the date of transfer, of the Ridgewood Interest or (ii) 
the Ridgewood Interest Purchase Price, as calculated in accordance with 
Section 3(b) hereof.



5.     TERM.  This Agreement shall commence as of the date set forth above 
and shall continue in full force and effect until such time as Ridgewood 
(or any successor or assign thereof) no longer owns the Ridgewood Interest, 
at which time this Agreement shall terminate.  Upon such termination, all 
obligations of GSF hereunder not yet due and owing shall cease and be of no 
further force and effect, except for any indemnification obligation, which 
shall continue in full force and effect.

6.     NOTICE OF CLAIMS.  The provisions of Section 12.4 of the Operating 
Agreement, "Obligations of the Indemnitor and Indemnitee," are hereby 
incorporated into this Agreement as if set forth in full herein, and shall 
govern all aspects of Ridgewood's assertion of a claim for indemnification 
hereunder.

7.     NOTICES.  Any notice, demand, request or other communication given 
hereunder shall be deemed sufficient if in writing and delivered personally 
against receipt or by private carrier or registered or certified mail, 
return receipt requested, postage prepaid, or telecopied, delivered to the 
addresses or telecopy numbers set forth below or such other address or 
telecopy numbers as shall be designated by notice given in accordance with 
this Section 7.  Any notice given pursuant to this Section 7 shall be 
effective (i) if given by U.S. postal service, upon the fifth (5th) 
business day after posting and (ii) if given by overnight or personal 
courier service or telecopied, upon the business day immediately following 
posting or telecopying.

     To GSF:          GSF Energy Inc.
                    7201 Hamilton Boulevard
                    Allentown, Pennsylvania  18195-1501
                    Attention:     Corporate Secretary
                    Telecopy:     (610) 481-5765

     Copy to:          Air Products and Chemicals, Inc.
                    7201 Hamilton Boulevard
                    Allentown, Pennsylvania  18195-1501
                    Attention:     Vice President and General Manager,
                                   Environmental and Energy Systems
                    Telecopy:     (610) 481-5084



     To Ridgewood:     Ridgewood Electric Power Trust I
                    c/o Ridgewood Power Corporation
                    947 Linwood Avenue
                    Linwood, New Jersey 07450
                    Attention:     President
                    Telecopy:     (201) 447-0474

8.     ASSIGNMENT.  This Agreement may not be assigned by either party 
hereto without the prior written consent of the other, which consent may be 
withheld in such party's sole discretion; provided however, that 
notwithstanding the foregoing, Ridgewood shall have the right to assign its 
right, title and interest hereunder for collateral security purposes in 
connection with debt financing without the consent of GSF.  Ridgewood is 
the sole beneficiary of this Agreement, it being expressly understood that 
no third-party beneficiary rights are or shall be deemed to be created 
hereby.

9.     SEVERABILITY.  If any provision of this Agreement is held for any 
reason to be invalid or unenforceable, the invalidity or unenforceability 
of such provision shall not affect any of the remaining provisions hereof, 
and this Agreement shall be enforced as if such invalid and unenforceable 
provision had not been contained herein.

10.     HEADINGS.  The Section headings contained in this Agreement are for 
convenience and ease of reference only and in no way define, describe, 
extend or limit the scope or intent of this Agreement or of any provision 
hereof.

11.     COUNTERPARTS.  This Agreement may be executed in any number of 
counterparts, each of which shall be an original, but all of which together 
shall constitute but one instrument.

12.     AMENDMENT.  No amendment, alteration, modification or waiver of any 
terms or provisions of this Agreement shall in any event be effective 
unless the same shall be in writing and signed by each of the parties 
hereto.



13.     GOVERNING LAW.  This Agreement shall be governed by and construed 
in accordance with the laws (but not the law of conflict of laws) of the 
State of New York.

     IN WITNESS WHEREOF, the parties hereto have caused this Support 
Agreement to be executed as of the day and year first above written.

                         GSF ENERGY INC.



                         By: /s/ Wayne A. Hinman
                         Name:  Wayne A. Hinman
                         Title:  President



                         RIDGEWOOD ELECTRIC POWER TRUST I,
                         by Ridgewood Power Corporation, its managing
                         shareholder



                         By:  /s/ Robert E. Swanson
                         Name:  Robert E. Swanson
                         Title:  President