|   | A. | Named Executive Officers - This category include the CEO, CFO, Senior Vice Presidents and Vice Presidents. Fifty percent (50%) of the Award shall be based on the Company achieving operating income objectives, taking into account the cost of such Award. Up to an additional fifty percent (50%) shall be awarded, at the discretion of the Board of Directors, based on team work, achievement of established annual priorities, company-wide regulatory compliance, company-wide health and safety performance, effective use of Company resources and other evaluative factors as determined by the Board of Directors in its sole discretion. |
|--------|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | B. | Operating Facility Management - This category includes the General Managers, Facility Managers, Operations Managers, Environmental Managers or other key personnel at the Companies operating facilities. Fifty percent (50%) of any Award shall be based upon achievement of Company operating income objectives, taking into account the cost of such Award, twenty-five percent (25%) shall be based on site operating income, and up to an additional twenty-five percent (25%) shall be awarded, at the discretion of the CEO based on achievement of established annual priorities, regulatory compliance, health and safety program effectiveness, effective use of Company resources, completion of approved capital projects within budget and on schedule, development of recommendations for out year permit expansions, investments in operating facility plant and equipment, team work or other evaluative factors as determined by the CEO in his sole discretion. |
|--------|----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | C. | Key Corporate/Non-Facility Management - This category include corporate directors, department managers, and key supervisors. Fifty percent (50%) of the Award shall be based on the Company achieving operating income objectives, taking into account the cost of such Award. Up to an additional fifty percent (50%) shall be awarded, at the discretion of the CEO, based on team work, effective support of sales, achievement of established annual priorities, company-wide regulatory compliance, company-wide health and safety performance, effective use of Company resources and other evaluative factors as determined by the CEO in his sole discretion. |
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| Company (50%) |       | Site (25%) |
|---------------|------------|------------|
| Achievement   | % of Bonus | Cum        | Payout % | Payout $ |   | Achievement | % of Bonus | Cum | Payout % | Payout $ |
| 85.00%        | 0%         |       |   |   |   | 85.00% | 0% |   |   |   |
| 86.00%        | 5%         | 5%         | 0.88% |            875 |   | 86.00% | 5% | 5% | 0.44% |              438 |
| 87.00%        | 5%         | 10%        | 1.75% |          1,750 |   | 87.00% | 5% | 10% | 0.88% |              875 |
| 88.00%        | 5%         | 15%        | 2.63% |          2,625 |   | 88.00% | 5% | 15% | 1.31% |           1,313 |
| 89.00%        | 5%         | 20%        | 3.50% |          3,500 |   | 89.00% | 5% | 20% | 1.75% |           1,750 |
| 90.00%        | 5%         | 25%        | 4.38% |          4,375 |   | 90.00% | 5% | 25% | 2.19% |           2,188 |
| 91.00%        | 5%         | 30%        | 5.25% |          5,250 |   | 91.00% | 5% | 30% | 2.63% |           2,625 |
| 92.00%        | 5%         | 35%        | 6.13% |          6,125 |   | 92.00% | 5% | 35% | 3.06% |           3,063 |
| 93.00%        | 5%         | 40%        | 7.00% |          7,000 |   | 93.00% | 5% | 40% | 3.50% |           3,500 |
| 94.00%        | 5%         | 45%        | 7.88% |          7,875 |   | 94.00% | 5% | 45% | 3.94% |           3,938 |
| 95.00%        | 5%         | 50%        | 8.75% |          8,750 |   | 95.00% | 5% | 50% | 4.38% |           4,375 |
| 96.00%        | 5%         | 55%        | 9.63% |          9,625 |   | 96.00% | 5% | 55% | 4.81% |           4,813 |
| 97.00%        | 5%         | 60%        | 10.50% |        10,500 |   | 97.00% | 5% | 60% | 5.25% |           5,250 |
| 98.00%        | 5%         | 65%        | 11.38% |        11,375 |   | 98.00% | 5% | 65% | 5.69% |           5,688 |
| 99.00%        | 5%         | 70%        | 12.25% |        12,250 |   | 99.00% | 5% | 70% | 6.13% |           6,125 |
| 100.00%       | 30%        | 100%       | 17.50% |        17,500 |   | 100.00% | 30% | 100% | 8.75% |           8,750 |

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|   | i. | Insubordination, misconduct, malfeasance or any formal disciplinary action taken by the Company during the Performance Period or prior to payment. |
|--------|----|----------------------------------------------------------------------------------------------------------------------------------------------------|

|   | ii. | Disability. Should a Participant not be actively at work for an extended period of time due to an illness or injury, in such a way as to qualify for long-term disability benefits, he/she may not receive an Award. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | iii. | Demotion. If a Plan Participant is removed from the Participant group that made him or her an eligible Participant under the Plan at any time during the Performance Period, then such employee shall be deemed to be ineligible for participation in the Plan and shall not receive any Award under the Plan. |
|--------|------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | i. | Employment Rights. The Plan does not constitute a contract of employment and participation in the Plan will not give a Participant the right to continue in the employ of the Company on a full-time, part-time or other basis or alter their at-will employment status or affect any employment contract, if any. Participation in the Plan will not give any Participant any right or claim to any benefit under the Plan unless such right or claim has specifically been granted by the Plan Administrator under the terms of the Plan. |
|--------|----|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | ii. | Plan Administrator’s Final Decision. Any interpretation of the Plan and any decision on any matter pertaining to the Plan that is made by the Plan Administrator in its discretion in good faith shall be binding on all persons. |
|--------|-----|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | iii. | Governing Law. Except to the extent superseded by the laws of the United States, the laws of the State of Idaho, without regard to its conflicts of laws principles, shall govern in all matters relating to the Plan. |
|--------|------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | iv. | Interests Not Transferable. Any interest of a Participant under the Plan may not be voluntarily sold, transferred, alienated, assigned or encumbered, other than by will or pursuant to the laws of descent and distribution. Notwithstanding the foregoing, if a Plan Participant dies during the Performance Period, or prior to payment of the Award, then a pro rata portion of the Award that would otherwise be paid to such deceased Participant if such Participant were to remain in the active employment of the Company until the date of Payment of such Award shall be paid to the deceased Participant’s beneficiary, as designated in writing by such Participant; provided however, that if the deceased Participant has not designated a beneficiary then such amount shall be payable to the deceased Participant’s estate.  Payment to a Participant’s estate or beneficiary pursuant to this Section 5(d) shall be made in 2011. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|   | v. | Severability. In the event any provision of the Plan shall be held to be illegal or invalid for any reason, such illegality or invalidity shall not affect the remaining parts of the Plan, and the Plan shall be construed and enforced as if such illegal or invalid provisions had never been contained in the Plan. |
|--------|----|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | vi. | Withholding. The Company will withhold from any amounts payable under the Plan applicable withholding including federal, state, city and local taxes, FICA and Medicare as shall be legally required. Additionally, the Company will withhold from any amounts payable under the Plan, the applicable contribution for the Participant’s 401(k) Savings and Retirement Plan as defined in the 401(K) Plan description protected under ERISA. |
|--------|-----|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

|   | vii. | Effect on Other Plans or Agreements. Payments or benefits provided to a Plan Participant under any stock, deferred compensation, savings, retirements or other employee benefit plan are governed solely by the terms of each of such plans. |
|--------|------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|

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|                     |   |               |   |                  |
|--------------------------|--------|--------------------|--------|-----------------------|
| Name of Individual  |   | Relationship to Me |   | Birth Date (if minor) |
|                     |   |               |   |                  |

|                |   |          |   |
|---------------------|--------|---------------|--------|
| Address             |   |          |   |
|                |   |          |   |
|                |   |          |   |
| Name of Trust  |   | Date of Trust |   |

|                     |   |               |   |                  |
|--------------------------|--------|--------------------|--------|-----------------------|
| Name of Individual  |   | Relationship to Me |   | Birth Date (if minor) |
|                     |   |               |   |                  |
|                     |   |               |   |                  |
|                     |   |               |   |                  |
| Address                  |   |               |   |                  |

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