HYDROGEOLOGIC, INC.

DES - STANDARD CHLORINE OF DE (OU4) REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES)

THE PURPOSE OF THIS DES TASK ORDER IS TO PROVIDE TECHNICAL SUPPORT TO ADDRESS HUMAN HEALTH RISKS FROM WIDESPREAD MERCURY CONTAMINATION IN SEDIMENTS AT THE CARSON RIVER MERCURY SUPERFUND SITE (SSID 09R6), PURSUANT TO CERCLA SECTION 104. THE END-PRODUC

REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES)

THE RES REQUIREMENT SUPPORTS THE OFFICE OF SUPERFUND REMEDIATION AND TECHNOLOGY INNOVATION (OSRTI) WITH REMEDIAL CLEANUP SERVICES, INCLUDING CONSTRUCTION SERVICES. THE RES SUITE OF CONTRACTS WILL PROVIDE FOR PERSONNEL, MATERIALS AND SERVICES NECESSARY TO IMPLEMENT EPA-LED REMEDIAL ACTIONS AND NON-TIME CRITICAL REMOVAL ACTIONS AT SUPERFUND SITES ON A NATIONAL LEVEL. IN ADDITION TO THESE SERVICES, THE CONTRACTOR MAY ALSO BE REQUESTED TO SUPPORT THE REMEDIAL ACTION IMPLEMENTATION IN THE FOLLOWING AREAS: REMEDY OPERATIONS INCLUDING LONG-TERM RESPONSE ACTIONS, DESIGN SUPPORT, AND LIMITED FIELD WORK AND ANALYTICAL SUPPORT.

RES CREESE AND COOK TANNERY RA001 AND RA002. CONTRACT: 68HERH19D0010

THE PURPOSE OF THIS TASK ORDER (TO) IS TO PROVIDE SUPPORT AT THE JACKSON CERAMIX SUPERFUND SITE (SITE) OPERATIONAL UNITS (OUS) OU-1, OU-2, AND OU-3, INCLUDING TREATABILITY STUDY, FEASIBILITY STUDY, PROPOSED PLANS AND RECORDS OF DECISION (RODS), PREL

NORTH BELMONT SUPERFUND SITE REMEDIAL INVESTIGATION/FEASIBILITY STUDY/REMEDIAL DESIGN (RI/FS/RD)

RAF/DES TASK ORDER FOR RI/FS FOR WCLD-RICHWOODS OU3, WCLD-RICHWOODS OU4, WCLD-OLD MINES OU3, WCLD-OLD MINES OU4, WCLD-POTOSI OU3 AND WCLD-POTOSI OU4 IN REGION 7.

RAM LEATHER CARE RESTORED LEATHER GOODS AND OPERATED AS A DRY-CLEANING FACILITY. THE MAIN BUILDING, WHICH WAS CONSTRUCTED IN 1967, HOUSED A CONSTRUCTION BUSINESS UNTIL 1977. THEREAFTER, THE FACILITY WAS UTILIZED TO RESTORE LEATHER GOODS, AND OPERATED

REMEDIAL ACQUISITION FRAMEWORK (RAF)-DES WOOLFOLK CHEMICAL SUPERFUND SITE REMEDIAL INVESTIGATIONS/FEASIBILITY STUDY (RI/FS) FOR OPERABLE UNIT 1 (OU1), REGION 4

REMEDIAL ACQUISITION FRAMEWORK (RAF)-DES WOOLFOLK CHEMICAL SUPERFUND SITE REMEDIAL INVESTIGATIONS/FEASIBILITY STUDY (RI/FS) FOR OPERABLE UNIT 5 (OU5), REGION 4

EXPERT WITNESS

MODIFICATION P00034 - DE-OBLIGATES A TOTAL AMOUNT OF $648,111.14 FROM THE CONTRACT AND THE ASSOCIATED PRICE SCHEDULE CLINS; AND SHIFT $4,892.78 FROM CLIN 5014 TO CLIN 4013 AND $11,578.59 FROM CLIN 3005 TO CLIN 2011. 68HE0318D0015/68HE0320F0056 JAC

REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES)POST & LUMBER WOOD PRESERVING SUPERFUND SITE OU1; REMEDIAL DESIGN (RD) FOR THE POST & LUMBER WOOD PRESERVING SUPERFUND SITE OU1; REGION 4

ARROWHEAD PLATING SUPERFUND SITE REMEDIAL DESIGN.

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 THE FOLLO

ESO TASK ORDER FOR OVERSIGHT SUPPORT AT THE L&RR SUPERFUND SITE IN NORTH SMITHFIELD, RI THE PURPOSE OF THIS MODIFICATION IS TO PROVIDE FOR THE FOLLOWING: MOD 5 CHANGE ORDER POP EXTENSION MOD 6 DEF CHANGE ORDER + FUNDING MOD 7 DEF CHANGE ORDE

TASK ORDER FOR EAST HELENA OU2 SUPERFUND SITE, RI/FS

RAF, NEW DES TASK ORDER NEEDED FOR MOUAT SUPERFUND SITE. RI/FS WORK

SONFORD PRODUCTS SITE REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES)DES CONTRACT - SONFORD PRODUCTS OU2

REMEDIAL ACQUISITION FRAMEWORK (RAF), DESIGN AND ENGINEERING SERVICES (DES), RD SUPPORT DURING RA AT ANNISTON OU1 & OU2- EXTEND THE POP OF CLIN 0007J TO 9/28/2028 AND ADD GEORGE SKALA AS THE PRIMARY TOCOR.

CONDUCT ALL PHASES OF RESTORATION ACTIVITIES IAW MDEQ FOR CARBON CHANGEOUT OF THE ACTIVE REMEDIATION SYSTEMS, COMPENSATION, AND LIABILITY ACT (CERCLA) OVERSIGHT TASKS, AND PROVIDE REPORTING ON ACTIVITIES AND RESULTS.

THE PURPOSE OF THIS MODIFICATION IS TO EXERCISE OPTIONAL PERIOD 3 AND FUND.

BASIN MINING - REMEDIAL ACTION FRAMEWORK (RAF DES) TASK ORDER

RES SCOVIL RA LANDFILL SUPERFUND SITE, STORE AVENUE WATERBURY, CT 06705 ADD CHANGE RFI-012, AREA J