**Certification      of Chief Executive Officer pursuant to**

**Title      18, United States Code, Section 1350, as adopted pursuant      to**

**Section      906 of the Sarbanes-Oxley Act of 2002**

| 1.   | The                Annual Report on Form 20-F/A of Atna Resources ltd., for the year                ended                December 31, 2006 (the “Report”) fully complies with the requirements of                Section 13(a) or 15(d) of the Securities Exchange Act of 1934 (15                U.S.C.                78m(a) or 78o(d)); and |
|----------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 2.   | The                information contained in the Report fairly presents, in all material                respects, the financial condition and results of operations of Atna                Resources Ltd. |
|----------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Date:  January                3, 2008 |   | */s/                “ David H. Watkins*                                       |
|-------------------------------------------------|--------|-------------------------------------------------------------------------------------|
|                                            |   | David                H. WatkinsPresident                and Chief Executive Officer |

----

**Certification      of Chief Financial Officer pursuant to**

**Title      18, United States Code, Section 1350, as adopted pursuant      to**

**Section      906 of the Sarbanes-Oxley Act of 2002**

| 3.   | The                Annual Report on Form 20-F/A of Atna Resources ltd., for the year                ended                December 31, 2006 (the “Report”) fully complies with the requirements of                Section 13(a) or 15(d) of the Securities Exchange Act of 1934 (15                U.S.C.                78m(a) or 78o(d)); and |
|----------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| 4.   | The                information contained in the Report fairly presents, in all material                respects, the financial condition and results of operations of Atna                Resources Ltd. |
|----------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

| Date:  January                3, 2008 |   | */s/                “G. Ross McDonald”*                   |
|-------------------------------------------------|--------|-----------------------------------------------------------------------|
|                                            |   | G.                Ross McDonaldChief                Financial Officer |

----