----

----

**United      States Securities and Exchange Commission**

**Washington,      D.C. 20549**

**Form      10-QSB**

| x | **QUARTERLY                REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE                ACT OF                1934** |
|---|------------------------------------------------------------------------------------------------------------------------------------------|

|  ̈ | **TRANSITION                REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF                1934** |
|--------|----------------------------------------------------------------------------------------------------------------------|

**ATLAS      AMERICA SERIES 25-2004(A) L.P.**

| **Delaware**                                   |   | **55-0856393**                     |
|------------------------------------------------|--------|------------------------------------|
| (State                or other jurisdiction of |   | (I.R.S.                Employer    |
| incorporation                or organization)  |   | Identification                No.) |

| 311                Rouser Road                          |   |                      |
|---------------------------------------------------------|--------|---------------------------|
| Moon                Township, PA                        |   | 15108                     |
| (Address                of principal executive offices) |   | (Zip                code) |

**(412)      262-2830**

----

----

----

**ATLAS      AMERICA SERIES 25-2004(A) L.P.**

**(A      Delaware Limited Partnership)**

**INDEX      TO QUARTERLY REPORT**

**ON      FORM 10QSB**

|                        |                                                                                                                                 | **PAGE**                             |
|-----------------------------|--------------------------------------------------------------------------------------------------------------------------------------|--------------------------------------|
| **PART                I.**  | **FINANCIAL                INFORMATION**                                                                                             |                                 |
|                        |                                                                                                                                 |                                 |
| Item                1.      | Financial                Statements                                                                                                  |                                 |
|                        |                                                                                                                                 |                                 |
|                        | Balance                Sheets as of September 30, 2005 (Unaudited)                and December 31, 2004                              | 3                                    |
|                        |                                                                                                                                 |                                 |
|                        | Statement                of Operations for the Three and Nine Months                ended September 30, 2005 and 2004 (Unaudited)    | 4                                    |
|                        |                                                                                                                                 |                                 |
|                        | Statement                of Partners’ Capital Accounts for the                Nine Months ended September 30, 2005 (Unaudited) | 5                                    |
|                        |                                                                                                                                 |                                 |
|                        | Statement                of Cash Flows for the Nine Months ended                September 30, 2005 and 2004 (Unaudited)              | 6                                    |
|                        |                                                                                                                                 |                                 |
|                        | Notes                to Financial Statements                (Unaudited)                                                              | 7                -                10 |
|                        |                                                                                                                                 |                                 |
| Item                2.      | Management’s                Discussion and Analysis of Financial Condition                and Results of Operations            | 11                - 13               |
|                        |                                                                                                                                 |                                 |
| Item                3.      | Controls                and Procedures                                                                                               | 13                                   |
|                        |                                                                                                                                 |                                 |
| **PART                II.** | **OTHER                INFORMATION**                                                                                                 |                                 |
|                        |                                                                                                                                 |                                 |
| Item                6.      | Exhibits                                                                                                                             | 14                                   |
|                        |                                                                                                                                 |                                 |
|                        |                                                                                                                                 |                                 |
| **SIGNATURES**              | 15                                                                                                                                   |
|                        |                                                                                                                                 |
| **CERTIFICATIONS**          | 16                - 19                                                                                                               |

----

*Index*

**PART      I**

| **ITEM                1.** | **FINANCIAL                STATEMENTS** |
|----------------------------|-----------------------------------------|

**ATLAS      AMERICA SERIES 25-2004(A)      L.P.**

**(A      Delaware Limited Partnership)**

**BALANCE      SHEETS**

**(Unaudited)**

|                                                       |   | **September                30,****2005** |       | **December                31,****2004** |   |
|------------------------------------------------------------|--------|------------------------------------------|------------|-----------------------------------------|--------|
|                                                       |   |                                     |       |                                    |   |
| **ASSETS**                                                 |   |                                     |       |                                    |   |
| Current                Assets:                             |   |                                     |       |                                    |   |
| Cash                and cash equivalents                   |   | $                                        | 774,000    |                                    | $      | 100 |   |
| Accounts                receivable - affiliate             |   |                                     | 2,650,900  |                                    |   | 2,179,800 |   |
| Total                current assets                        |   |                                     | 3,424,900  |                                    |   | 2,179,900 |   |
|                                                       |   |                                     |       |                                    |   |   |   |
| Oil                and gas properties (successful efforts) |   |                                     | 35,683,200 |                                    |   | 37,703,800 |   |
| Less                accumulated depletion and depreciation |   |                                     | (5,165,000 | )                                       |   | (1,440,600 | ) |
|                                                       |   |                                     | 30,518,200 |                                    |   | 36,263,200 |   |
|                                                       |   | $                                        | 33,943,100 |                                    | $      | 38,443,100 |   |
|                                                       |   |                                     |       |                                    |   |   |   |
|                                                       |   |                                     |       |                                    |   |   |   |
| **LIABILITIES                AND PARTNERS’ CAPITAL** |   |                                     |       |                                    |   |   |   |
| Current                liabilities:                        |   |                                     |       |                                    |   |   |   |
| Accrued                liabilities                         |   | $                                        | 13,900     |                                    | $      | 2,800 |   |
| Total                current liabilities                   |   |                                     | 13,900     |                                    |   | 2,800 |   |
|                                                       |   |                                     |       |                                    |   |   |   |
| Asset                retirement obligation                 |   |                                     | 693,300    |                                    |   | 663,400 |   |
|                                                       |   |                                     |       |                                    |   |   |   |
|                                                       |   |                                     |       |                                    |   |   |   |
| Partners’                capital:                    |   |                                     |       |                                    |   |   |   |
| Managing                General Partner                    |   |                                     | 7,582,300  |                                    |   | 9,849,700 |   |
| Limited                Partners (1,106.76 units)           |   |                                     | 25,653,600 |                                    |   | 27,927,200 |   |
|                                                       |   |                                     | 33,235,900 |                                    |   | 37,776,900 |   |
|                                                       |   | $                                        | 33,943,100 |                                    | $      | 38,443,100 |   |

----

*Index*

** ATLAS      AMERICA SERIES 25-2004(A) L.P.**

**(A      Delaware Limited Partnership)**

**STATEMENT      OF OPERATIONS **

**(Unaudited)**

|                                                                |   | **Three                Months****Ended****September                30,****2005** |      | **Three                Months****Ended****September                30,****2004** |   | **Nine                Months****Ended****September                30,****2005** |   | **Nine                Months****Ended****September                30,****2004** |      |
|---------------------------------------------------------------------|--------|----------------------------------------------------------------------------------|-----------|----------------------------------------------------------------------------------|--------|---------------------------------------------------------------------------------|--------|---------------------------------------------------------------------------------|-----------|
| **REVENUES:**                                                       |   |                                                                             |      |                                                                             |   |                                                                            |   |                                                                            |      |
| Natural                gas and oil sales                            |   | $                                                                                | 2,582,700 |                                                                             | $      | 212,300                                                                         |   | $                                                                               | 8,413,000 |   | $ | 212,300 |   |
| Total                revenues                                       |   |                                                                             | 2,582,700 |                                                                             |   | 212,300                                                                         |   |                                                                            | 8,413,000 |   |   | 212,300 |   |
|                                                                |   |                                                                             |      |                                                                             |   |                                                                            |   |                                                                            |      |   |   |   |   |
| **COSTS                AND EXPENSES:**                              |   |                                                                             |      |                                                                             |   |                                                                            |   |                                                                            |      |   |   |   |   |
| Production                expenses                                  |   |                                                                             | 303,100   |                                                                             |   | 34,100                                                                          |   |                                                                            | 804,300   |   |   | 35,200 |   |
| Depletion                and depreciation of oil and gas properties |   |                                                                             | 1,121,500 |                                                                             |   | ―                                                                         |   |                                                                            | 3,724,400 |   |   | ― |   |
| Accretion                of asset retirement obligation             |   |                                                                             | 10,000    |                                                                             |   | ―                                                                         |   |                                                                            | 29,900    |   |   | ― |   |
| General                and administrative expenses                  |   |                                                                             | 55,200    |                                                                             |   | 5,900                                                                           |   |                                                                            | 126,600   |   |   | 6,900 |   |
| Total                expenses                                       |   |                                                                             | 1,489,800 |                                                                             |   | 40,000                                                                          |   |                                                                            | 4,685,200 |   |   | 42,100 |   |
| **Net                earnings**                                     |   | $                                                                                | 1,092,900 |                                                                             | $      | 172,300                                                                         |   | $                                                                               | 3,727,800 |   | $ | 170,200 |   |
|                                                                |   |                                                                             |      |                                                                             |   |                                                                            |   |                                                                            |      |   |   |   |   |
|                                                                |   |                                                                             |      |                                                                             |   |                                                                            |   |                                                                            |      |   |   |   |   |
| **Allocation                of net earnings:**                      |   |                                                                             |      |                                                                             |   |                                                                            |   |                                                                            |      |   |   |   |   |
| Managing                general partner                             |   | $                                                                                | 694,900   |                                                                             | $      | 60,300                                                                          |   | $                                                                               | 1,940,100 |   | $ | 59,600 |   |
| Limited                partners                                     |   | $                                                                                | 398,000   |                                                                             | $      | 112,000                                                                         |   | $                                                                               | 1,787,700 |   | $ | 110,600 |   |
| Net                earnings per limited partnership unit            |   | $                                                                                | 359       |                                                                             | $      | 101                                                                             |   | $                                                                               | 1,615     |   | $ | 100 |   |

----

*Index*

** **ATLAS      AMERICA SERIES 25-2004(A)      L.P.****

**(A      Delaware Limited Partnership)**

**STATEMENT      OF PARTNERS’ CAPITAL ACCOUNTS **

**FOR      THE NINE MONTHS ENDED September 30, 2005**

**(Unaudited)**

|                                                    |   | **Managing****General****Partner** |       | **Limited****Partners** |   | **Total**  |   |
|---------------------------------------------------------|--------|------------------------------------|------------|-------------------------|--------|------------|--------|
| **Balance                at January 1, 2005**           |   | $                                  | 9,849,700  |                    | $      | 27,927,200 |   | $ | 37,776,900 |   |
|                                                    |   |                               |       |                    |   |       |   |   |   |   |
| Participation                in revenues and expenses:  |   |                               |       |                    |   |       |   |   |   |   |
| Net                production revenues                  |   |                               | 2,663,000  |                    |   | 4,945,700  |   |   | 7,608,700 |   |
| Depletion                and depreciation               |   |                               | (668,100   | )                       |   | (3,056,300 | )      |   | (3,724,400 | ) |
| Accretion                of asset retirement obligation |   |                               | (10,500    | )                       |   | (19,400    | )      |   | (29,900 | ) |
| General                and administrative               |   |                               | (44,300    | )                       |   | (82,300    | )      |   | (126,600 | ) |
| Net                earnings                             |   |                               | 1,940,100  |                    |   | 1,787,700  |   |   | 3,727,800 |   |
|                                                    |   |                               |       |                    |   |       |   |   |   |   |
|                                                    |   |                               |       |                    |   |       |   |   |   |   |
| MGP                adjusted asset contribution          |   |                               | (2,020,600 | )                       |   | ─    |   |   | (2,020,600 | ) |
|                                                    |   |                               |       |                    |   |       |   |   |   |   |
| Distributions                                           |   |                               | (2,186,900 | )                       |   | (4,061,300 | )      |   | (6,248,200 | ) |
|                                                    |   |                               |       |                    |   |       |   |   |   |   |
| **Balance                at September 30, 2005**        |   | $                                  | 7,582,300  |                    | $      | 25,653,600 |   | $ | 33,235,900 |   |

** **

----

*Index*

**ATLAS      AMERICA SERIES 25-2004(A) L.P.**

**(A      Delaware Limited Partnership)**

**STATEMENT      OF CASH FLOWS**

**(Unaudited)**

|                                                                                                              |   | **Nine                Months****Ended****September                30,****2005** |       | **Nine                Months****Ended****September                30,****2004** |   |
|-------------------------------------------------------------------------------------------------------------------|--------|---------------------------------------------------------------------------------|------------|---------------------------------------------------------------------------------|--------|
|                                                                                                              |   |                                                                            |       |                                                                            |   |
| **Cash                flows from operating activities**:                                                          |   |                                                                            |       |                                                                            |   |
| Net                earnings                                                                                       |   | $                                                                               | 3,727,800  |                                                                            | $      | 170,200 |   |
| Adjustments                to reconcile net earnings to net cash provided by operating                activities: |   |                                                                            |       |                                                                            |   |   |   |
| Depletion                and depreciation                                                                         |   |                                                                            | 3,724,400  |                                                                            |   | ― |   |
| Accretion                of asset retirement obligation                                                           |   |                                                                            | 29,900     |                                                                            |   | ― |   |
| Increase                in accounts receivable - affiliate                                                        |   |                                                                            | (471,100   | )                                                                               |   | (171,900 | ) |
| Increase                in accrued liabilities                                                                    |   |                                                                            | 11,100     |                                                                            |   | 1,700 |   |
| Net                cash provided by operating activities                                                          |   |                                                                            | 7,022,100  |                                                                            |   | ― |   |
|                                                                                                              |   |                                                                            |       |                                                                            |   |   |   |
| **Cash                flows from investing activities:**                                                          |   |                                                                            |       |                                                                            |   |   |   |
| Oil                and gas well drilling contracts paid to Managing General                Partner                |   |                                                                            | ―    |                                                                            |   | (27,601,100 | ) |
| Net                cash used in investing activities                                                              |   |                                                                            | ―    |                                                                            |   | (27,601,100 | ) |
|                                                                                                              |   |                                                                            |       |                                                                            |   |   |   |
| **Cash                flows from financing activities:**                                                          |   |                                                                            |       |                                                                            |   |   |   |
| Partners                distribution                                                                              |   |                                                                            | (6,248,200 | )                                                                               |   | ― |   |
| Partners’                capital contributions                                                              |   |                                                                            | ―    |                                                                            |   | 27,601,200 |   |
| Net                cash used in financing activities                                                              |   |                                                                            | (6,248,200 | )                                                                               |   | 27,601,200 |   |
|                                                                                                              |   |                                                                            |       |                                                                            |   |   |   |
| Net                increase in cash and cash equivalents                                                          |   |                                                                            | 773,900    |                                                                            |   | 100 |   |
| Cash                and cash equivalents at beginning of period                                                   |   |                                                                            | 100        |                                                                            |   | ― |   |
| Cash                and cash equivalents at end of period                                                         |   | $                                                                               | 774,000    |                                                                            | $      | 100 |   |
|                                                                                                              |   |                                                                            |       |                                                                            |   |   |   |
|                                                                                                              |   |                                                                            |       |                                                                            |   |   |   |
| **Supplemental                schedule of non-cash investing and financing                activities:**           |   |                                                                            |       |                                                                            |   |   |   |
|                                                                                                              |   |                                                                            |       |                                                                            |   |   |   |
|                                                                                                              |   |                                                                            |       |                                                                            |   |   |   |
| Managing                General Partner adjusted asset contributions:                                             |   |                                                                            |       |                                                                            |   |   |   |
| Lease                cost included in oil and gas properties                                                      |   | $                                                                               | (141,300   | )                                                                               | $      | ― |   |
| Tangible                equipment cost included in oil and gas properties                                         |   |                                                                            | (1,977,200 | )                                                                               |   | ― |   |
| Intangible                drilling cost included in oil and gas properties                                        |   |                                                                            | 97,900     |                                                                            |   | ― |   |
|                                                                                                              |   | $                                                                               | (2,020,600 | )                                                                               | $      | ― |   |

** **

----

*Index*

**ATLAS      AMERICA SERIES 25-2004(A) L.P.**

**(A      Delaware Limited Partnership)**

**NOTES      TO FINANCIAL STATEMENTS **

**September      30, 2005**

**(Unaudited)**

**NOTE      1 **
**-**
**      BASIS OF PRESENTATION**

**NOTE      2 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES**

**Receivables**

**Revenue      Recognition**

**Recently      Issued Financial Accounting Standards **

*Accounting      Changes and Error Corrections*

----

*Index*

**ATLAS      AMERICA SERIES 25-2004(A) L.P.**

**(A      Delaware Limited Partnership)**

**NOTES      TO FINANCIAL STATEMENTS **

**September      30, 2005**

**(Unaudited)**

**NOTE      2 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Continued)**

**Recently      Issued Financial Accounting Standards (Continued)**

*Accounting      for Conditional Asset*
*Retirement      Obligations*
*Accounting      for Asset Retirement*
*Obligations,*

**Fair      Value of Financial Instruments**

**Asset      Retirement Obligation**

|                                                              |   | **Three                Months** |    | **Nine                Months** |   |
|-------------------------------------------------------------------|--------|---------------------------------|---------|--------------------------------|--------|
|                                                              |   | **2005**                        |    | **2004**                       |   | **2005** |   | **2004** |   |
|                                                              |   |                            |    |                           |   |   |   |   |   |
| Asset                retirement obligation at beginning of period |   | $                               | 683,300 |                           | $      | ― |   | $ | 663,400 |   | $ | ― |   |
| Accretion                expense                                  |   |                            | 10,000  |                           |   | ― |   |   | 29,900 |   |   | ― |   |
| Total                asset retirement obligation at end of period |   | $                               | 693,300 |                           | $      | ― |   | $ | 693,300 |   | $ | ― |   |

----

*Index*

**ATLAS      AMERICA SERIES 25-2004(A) L.P.**

**(A      Delaware Limited Partnership)**

**NOTES      TO FINANCIAL STATEMENTS **

**September      30, 2005**

**(Unaudited)**

**NOTE      2 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES -      (Continued)**

**Supplemental      Cash Flow Information**

**Credit      Risk**

**Comprehensive      Income**

**Property      and Equipment**

|                                                  |   | **At                September 30,****2005** |       | **At                December 30,****2004** |   |
|-------------------------------------------------------|--------|---------------------------------------------|------------|--------------------------------------------|--------|
|                                                  |   |                                        |       |                                       |   |
| Capitalized                costs of properties:       |   |                                        |       |                                       |   |
| Proved                properties                      |   | $                                           | 732,500    |                                       | $      | 873,800 |   |
| Wells                and related equipment            |   |                                        | 34,950,700 |                                       |   | 36,830,000 |   |
|                                                  |   |                                        | 35,683,200 |                                       |   | 37,703,800 |   |
|                                                  |   |                                        |       |                                       |   |   |   |
| Accumulated                depreciation and depletion |   |                                        | (5,165,000 | )                                          |   | (1,440,600 | ) |
|                                                  |   | $                                           | 30,518,200 |                                       | $      | 36,263,200 |   |

----

*Index*

**ATLAS      AMERICA SERIES 25-2004(A) L.P.**

**(A      Delaware Limited Partnership)**

**NOTES      TO FINANCIAL STATEMENTS**

**September      30, 2005**

**(Unaudited)**

**NOTE      2 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (CONTINUED)**

**Property      and Equipment (Continued)**

**NOTE      3 **
**-**
**      TRANSACTIONS WITH ATLAS RESOURCES, INC. AND ITS AFFILIATES**

|   | · | Administrative                costs which are included in general and administrative expenses in                the                Statement of Operations are payable to Atlas at $75 per well per                month.                Administrative costs incurred for the three months ended September                30,                2005 and 2004 were $26,300 and $4,500, respectively; and $67,900                and                $5,100 for the nine months ended September 30, 2005 and 2004,                respectively. |
|--------|--------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | · | Monthly                well supervision fees which are included in production expenses in                the                Statement of Operations are payable to Atlas at $275 per well per                month                for operating and maintaining the wells. Well supervision fees incurred                for the three months ended September 30, 2005 and 2004 were $96,400                and                $17,700, respectively; and $248,800 and $18,800 for the nine months                ended                September 30, 2005 and 2004,                respectively. |
|--------|--------|--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | · | Transportation                fees which are included in production expenses in the Statement of                Operations are payable to Atlas at $.29 - $.35 per mcf (one thousand                cubic                feet). Transportation costs incurred for the three months ended September                30, 2005 and 2004 were $141,300 and $11,100, respectively; and $386,700                and $11,100 for the nine months ended September 30, 2005 and 2004,                respectively. |
|--------|--------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | · | Adjusted                asset contributions from the managing general partner which are included                on the Statement of Cash Flows for the nine months ended September                30,                2005 are $2,020,600. |
|--------|--------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

**Major      Customers**

----

*Index*

**ATLAS      AMERICA SERIES 25-2004(A) L.P.**

**(A      Delaware Limited Partnership)**

**NOTES      TO FINANCIAL STATEMENTS**

**September      30, 2005**

**(Unaudited)**

**NOTE      2 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (CONTINUED)**

**Subordination      of Managing General Partner’s Revenue Share**

**ITEM      2.  ****MANAGEMENT’S      DISCUSSION AND ANALYSIS AND RESULTS OF OPERATIONS      (UNAUDITED)**

**Forward-Looking      Statements**

**Results      of Operations**

----

*Index*

|                                                                   |   | **Three                  Months****Ended****September                  30,****2005** |   | **Three                  Months****Ended****September                  30,****2004** |   | **Nine                  Months****Ended****September                  30,****2005** |   | **Nine                  Months****Ended****September                  30,****2004** |   |
|------------------------------------------------------------------------|--------|--------------------------------------------------------------------------------------|--------|--------------------------------------------------------------------------------------|--------|-------------------------------------------------------------------------------------|--------|-------------------------------------------------------------------------------------|--------|
| Production                  revenues (in thousands)                    |   |                                                                                 |   |                                                                                 |   |                                                                                |   |                                                                                |   |
| Gas                                                                    |   | $                                                                                    | 2,499  |                                                                                 | $      | 210                                                                                 |   | $                                                                                   | 8,046  |   | $ | 210 |   |
| Oil                                                                    |   | $                                                                                    | 84     |                                                                                 | $      | 2                                                                                   |   | $                                                                                   | 367    |   | $ | 2 |   |
|                                                                   |   | $                                                                                    | 2,583  |                                                                                 | $      | 212                                                                                 |   | $                                                                                   | 8,413  |   | $ | 210 |   |
| Production                  volumes:                                   |   |                                                                                 |   |                                                                                 |   |                                                                                |   |                                                                                |   |   |   |   |   |
| Gas                  (thousands of cubic feet “mcf”) /day) |   |                                                                                 | 3,925  |                                                                                 |   | 349                                                                                 |   |                                                                                | 4,152  |   |   | 176 |   |
| Oil                  (barrels (“bbls”)/day)                |   |                                                                                 | 16     |                                                                                 |   | 1                                                                                   |   |                                                                                | 27     |   |   | ― |   |
|                                                                   |   |                                                                                 |   |                                                                                 |   |                                                                                |   |                                                                                |   |   |   |   |   |
| Average                  sales prices:                                 |   |                                                                                 |   |                                                                                 |   |                                                                                |   |                                                                                |   |   |   |   |   |
| Gas                  (per mcf)                                         |   | $                                                                                    | 6.92   |                                                                                 | $      | 6.54                                                                                |   | $                                                                                   | 7.10   |   | $ | 6.54 |   |
| Oil                  (per bbl)                                         |   | $                                                                                    | 58.30  |                                                                                 | $      | 40.50                                                                               |   | $                                                                                   | 50.13  |   | $ | 40.50 |   |
|                                                                   |   |                                                                                 |   |                                                                                 |   |                                                                                |   |                                                                                |   |   |   |   |   |
| Average                  production costs:                             |   |                                                                                 |   |                                                                                 |   |                                                                                |   |                                                                                |   |   |   |   |   |
| As                  a percent of sales                                 |   |                                                                                 | 12     | %                                                                                    |   | 17                                                                                  | %      |                                                                                | 10     | % |   | 16 | % |
| Per                  mcf equivalent unit (“mcfe”)          |   | $                                                                                    | .82    |                                                                                 | $      | 1.08                                                                                |   | $                                                                                   | .68    |   | $ | 1.05 |   |
| Depletion                  per mcfe                                    |   | $                                                                                    | 3.03   |                                                                                 | $      | ―                                                                             |   | $                                                                                   | 3.16   |   | $ | ― |   |

**Revenues**

**Expenses.      **

----

*Index*

**Liquidity      and Capital Resources. **

**Critical      Accounting Policies**

**Recently      Issued Financial Accounting Standards **

*Accounting      Changes and Error Corrections*

*Accounting      for Conditional Asset*
*Retirement      Obligations*
*Accounting      for Asset Retirement*
*Obligations,*

----

*Index*

**ITEM      3.  CONTROLS AND PROCEDURES**

**Evaluation      of Disclosure Controls and Procedures**

**PART      II.    **
**OTHER      INFORMATION**

**ITEM      6.** **Exhibits**

**EXHIBIT      INDEX**

| **Exhibit                No.** |   | **Description**                                                                                                                                                     |  |  |
|--------------------------------|--------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------|--|--|
|                           |   |                                                                                                                                                                |
| 31.1                           |   | Certification                Pursuant to Rule 13a-14/15(d)-14.                                                                                                      |
| 31.2                           |   | Certification                Pursuant to Rule 13a-14/15(d)-14.                                                                                                      |
| 32.1                           |   | Certification                Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section                906 of                the Sarbanes-Oxley Act of 2002 |
| 32.2                           |   | Certification                Pursuant to 18 U.S.C. Section 1350, as Adopted Pursuant to Section                906 of                the Sarbanes-Oxley Act of 2002 |

----

*Index*

**SIGNATURES**

| By:    | (Signature                and Title): | Atlas                Resources, Inc., Managing General Partner       |
|--------|---------------------------------------|----------------------------------------------------------------------|
|   |                                  |                                                                 |
|   |                                  |                                                                 |
| By:    | (Signature                and Title): | /s/                Freddie M. Kotek                                  |
|   |                                  | Freddie                M. Kotek, Chairman of the Board of Directors, |
|   |                                  | Chief                Executive Officer and President                 |
|   |                                  |                                                                 |
| Date:  | November                14, 2005      |                                                                 |

|   |                                  |                                                                 |
|--------|---------------------------------------|----------------------------------------------------------------------|
|   |                                  |                                                                 |
| By:    | (Signature                and Title): | /s/                Freddie M. Kotek                                  |
|   |                                  | Freddie                M. Kotek, Chairman of the Board of Directors, |
|   |                                  | Chief                Executive Officer and President                 |
|   |                                  |                                                                 |
| Date:  | November                14, 2005      |                                                                 |
|   |                                  |                                                                 |
|   |                                  |                                                                 |
| By:    | (Signature                and Title): | /s/                Nancy J. McGurk                                   |
|   |                                  | Nancy                J. McGurk, Senior Vice President,               |
|   |                                  | Chief                Financial Officer and Chief Accounting Officer  |
|   |                                  |                                                                 |
|   |                                  |                                                                 |
| Date:  | November                14, 2005      |                                                                 |

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