HELIOTECH

DEOBLIGATE EXCESS FUNDS IN THE AMOUNT OF $13,485.00 0001BA QAPP YEAR 2 $252.00 0001EB CI YEAR 2 $7,925.00 0007 MEETING SUPPORT $5,298.00

DUE TO CHANGES IN THE SCOPE OF THE PROJECT, LINE ITEM 1004AA IS HEREBY CREATED AND INCREMENTALLY FUNDED.

DUE TO CHANGES IN THE SCOPE OF THE PROJECT, SEVERAL ITEMS ARE BEING CANCELLED AS THEY ARE NO LONGER REQUIRED.

CARPENTER SNOW CREEK OU2/OU3 - RAF ESO

CARPENTER SNOW CREEK OU2/OU3 - RAF ESO

DEOBLIGATE EXCESS FUNDS IN THE AMOUNT OF $92,858.31 CLOSE TASK ORDER

ACM SMELTER & REFINERY, OVERSIGHT FOR OU1 AND OU2. SSID:0819.

DEOBLIGATE EXCESS FUNDS IN YEAR 2 IN THE AMOUNT OF $25,133.56

CARPENTER SNOW CREEK OU2/OU3 - RAF ESO

R10 ESO: WHITE KING LUCKY LASS SITE P0006: EXERCISE OF OPTIONAL TASK 19

TASK ORDER AWARD.

DEOBLIGATE EXCESS FROM OPTION YEAR 2 IN THE AMOUNT OF $42,648.72

INCREMENTAL FUNDING: BAUTSCH GRAY MINE $2,500.00

SANFORD DRY CLEANERS SITE LOCATED IN SEMINOLE COUNTY, FL. LONG-TERM REMEDIAL ACTION (LTRA) ACTIVITIES

ENVIRONMENTAL SERVICES AND OPERATIONS (ESO)- LTRA AT SANFORD DRY CLEANERS. MODIFICATION TO TO EXERCISE AND FUND OPTION YEAR 3.

R7 ESO: GENERAL MOTORS SIOUX CITY O&M MODIFICATION P00001: EXERCISE OPTION YEAR 1 AND ADD WELL ABANDONMENT

R7 PARKVIEW WELLS TECHNICAL SUPPORT SERVICES MODIFICATION P00012: THE PURPOSE OF THIS MODIFICATION IS TO EXERCISE OPTION YEAR 3 AND ADD ISCO INJECTION AND REPORTING TO OPTION YEARS 3 - 6.

INCREMENTAL FUNDING: HIMCO DUMP SITE. $1,500.00

INCREMENTAL FUNDING: TITTABAWASSEE RIVER SITE. $25,000.00

EPA R7 ESO FEDERAL FACILITIES TECHNICAL SUPPORT TWO FOR VARIOUS SITE LOCATIONS. MOD. P00005: INCREASE LEVEL OF EFFORT FOR ADDITIONAL REPORTS

DEOBLIGATE EXCESS FUNDS: LINE 16 2405SEX503-001 $4,620.61 ELM STREET LINE 22 2405SEX523-001 $50,000 WPSC MARINETTE PARTIAL DEOBLIGATION OF REMAINING FUNDS LINE 27 2405SEX548-001 $10,000 ELM STREET

R10 ESO: WHITE KING LUCKY LASS SITE P0005: EXERCISE OF OPTION PERIOD 2

INCREMENT FUNDING IN THE AMOUNT OF $20,000.00 FOR TWO RIVERS

EPA R7 ESO FEDERAL FACILITIES TECHNICAL SUPPORT TWO FOR VARIOUS SITE LOCATIONS. MOD. 4: EXERCISES OPTION PERIOD 1 (AUGUST 1, 2025 THROUGH JULY 31, 2026).

EO14042 THE ENVIRONMENTAL SERVICES AND OPERATIONS (ESO) CONTRACTS ARE MULTIPLE AWARD CONTRACTS. THE ESO CONTRACTS PROVIDE SERVICES TO SUPPORT EPA'S CLEANUP PROGRAMS, PRIMARILY THE SUPERFUND PROGRAM. THESE CONTRACTS REQUIRE PERSONNEL TO DELIVER

R7 SEMO REMEDIAL ACTION OVERSIGHT SUPPORT ENVIRONMENTAL SERVICES AND OPERATIONS (ESO) TASK ORDER MOD P0004 DE-OBLIGATE EXCESS FUNDS

REGION 7 (ESO) - DATA MIGRATION MOD P00002: EXERCISE OPTION PERIOD 1

U.S. EPA REGION 7 FEDERAL FACILITIES NPL TECHNICAL SUPPORT MOD P00009: DE-OBLIGATES $141,626.86 FROM THIS TASK ORDER.

RESCIND P00008. INCREASE WAS ADDED TO INCORRECT LINE. INCREASE 1001D

INCREMENTAL FUNDING FOR MONTHLY PROGRESS REPORTS FOR THE EXTENSION.

OBLIGATE FUNDING FOR 1001AD MONTHLY PROGRESS $8,906.52

INCREMENTAL FUNDING

INCREMENTAL FUNDING FOR ESO COMMUNITY INVOLVEMENT TASK ORDER. 1004 WAUSAU $20,000.00 1004 WEST VERMONT $30,000.00

EPA R7 ESO FEDERAL FACILITIES TECHNICAL SUPPORT TWO FOR VARIOUS SITE LOCATIONS. MOD. 3: CHANGES THE TOCOR TO JAMES CURRY AND THE ALTERNATE TOCOR TO JEFF GILL. IT ALSO UPDATES THE PRICE SCHEDULE DUE TO LABOR CATEGORY CHANGE.

INCREMENTAL FUNDING FOR ESO COMMUNITY INVOLVEMENT TASK ORDER (68HE0523F0082). 1002B QAPP UPDATE: $485.00 1004 TITTABAWASSEE RIVER: $20,000.00

DUE TO CHANGE IN PROCESS, OPTIONAL LINE ITEMS CAN ONLY BE FUNDED WHEN REQUIRED. FUNDS ARE HEREBY DEOBLIGATED AS FOLLOWS 0001BE QAPP UPDATES $1,376.00 0007 FIVE YEAR REVIEW $9,731.81

DEOBLIGATE EXCESS FUNDS

DEOBLIGATE EXCESS FUNDS IN THE AMOUNT OF $483,193.31 AND CLOSE TASK ORDER.

DUE TO CHANGE IN PROCEDURE, OPTIONAL FUNDING CAN ONLY BE OBLIGATED WHEN REQUIRED. FUNDING FOR OPTIONAL LINE ITEM 0002A IS HEREBY DEOBLIGATED. LINE ITEM 1001F PERIOD OF PERFORMANCE IS CORRECTED TO READ 01/31/2025.

DUE TO CHANGE IN PROCEDURES, OPTIONAL LINE ITEMS CAN ONLY BE FUNDED WHEN REQUIRED. FUNDS FOR LINE ITEM 0001BD ARE HEREBY DEOBLIGATED.

INCREMENTAL SPECIAL ACCOUNT FUNDING FOR ESO COMMUNITY INVOLVEMENT TASK ORDER (68HE0523F0082). BULK FUNDING: $200,000.00

RAF ESO TASK ORDER FOR: ACM SMELTER & REFINERY, OVERSIGHT FOR OU1 AND OU2. SSID:0819.

DEOBLIGATE EXCESS FUNDS FROM LINE ITEM 1005A MEETING SUPPORT OPTION YEAR 1 IN THE AMOUNT OF $16.00

DEOBLIGATE EXCESS FUNDS FROM OPTION YEAR 1 0001EA COMMUNITY INVOLVEMENT $4,731.12 0008A TECHNICAL MEETINGS $19,744.94

DUE TO DELAY IN QAPP APPROVAL TILL YEAR 2, YEAR 1 ITEMS NOT REQUIRED. 0001EA COMMUNITY INVOLVEMENT $2,288.00 0007 MEETING ASSISTANCE $3,738.00

DEOBLIGATE EXCESS FUNDS FROM OPTION YEAR 1 1001BA QAPP REVIEW $732.00 1002BA ANNUAL GROUNDWATER $45.91

DEOBLIGATE EXCESS FUNDS FROM OPTION YEAR 1 1001AA QAPP UPDATE YEAR 1 $94.00 1003A ANNUAL O&M YEAR 1 REMAINING BALANCE $4,712.00 1004A MAX CONTAMINATION REPORT YEAR 1 $1,524.00 1006A MEETING SUPPORT YEAR 1

R10 ESO: WHITE KING LUCKY LASS SITE P0003: EXERCISE OF OPTIONAL LINE ITEM 0012, AND INCREASE THE LEVEL OF EFFORT OF THE BASE PERIOD

DEOBLIGATE EXCESS FROM OPTION YEAR 1

ENVIRONMENTAL SERVICES AND OPERATIONS (ESO)- LTRA AT SANFORD DRY CLEANERS. P00012 - EXERCISING OPTION YEAR 2 AND PROVIDE FUNDING FOR CLINS 2001, AND 2002.