Department Of Natural And Environmental Resources

The Puerto Rico Department of Natural and Environmental Resources, doing business as Hilo, is a U.S. government entity that operates as the prime recipient of federal environmental and natural resource management grants, with over 650 prime grants from civilian federal agencies across water quality, forestry, wildlife conservation, coastal management, and fisheries stewardship programs. The entity is structured as a division within the Puerto Rico Commonwealth and does not compete for federal contracts; it functions exclusively as a territorial grant recipient delivering environmental stewardship services across Puerto Rico.

Hilo's federal grant portfolio is concentrated in four principal program areas. Water quality infrastructure dominates by dollar volume, with the Environmental Protection Agency Region 2 providing a series of Clean Water State Revolving Fund capitalization grants totaling over $500 million across multiple tranches (2022–2032) to fund low-interest lending to municipalities and the Puerto Rico Infrastructure and Financing Authority for wastewater treatment, stormwater management, emerging contaminant remediation, and green infrastructure projects. The Department of the Interior Fish and Wildlife Service Region 4 funds the bulk of Hilo's operational grant work—181 awards across Sport Fish Restoration, Wildlife Restoration, State Wildlife Grants, and related formula grants supporting fish hatchery operations (Maricao Fish Hatchery), game bird monitoring, angler and hunter education, and species recovery programs for endangered species including the Puerto Rican crested toad, sharp-shinned hawk, and yellow-shouldered blackbird. The National Oceanic and Atmospheric Administration (NOAA) provides 87 grants for coral reef conservation and management, coastal zone management program administration, and estuarine research reserve operations at Jobos Bay, with combined funding exceeding $32 thousand in documented potential value. The U.S. Forest Service International Institute of Tropical Forestry awards 58 grants supporting forest stewardship technical assistance, urban and community forestry, forest health protection, and nursery facility modernization under multiple CFDA authorities.

Customer concentration is marked by heavy reliance on five federal agencies for 84% of recent awards. DOI Fish and Wildlife Service Region 4 and the main Fish and Wildlife Service line separately account for 339 awards. EPA Region 2 funds 85 awards focused on Clean Water and environmental compliance programs. NOAA administers 87 grants spanning marine and coastal resource management. The Forest Service provides 58 awards. This concentration in natural resource and environmental stewardship reflects Hilo's statutory mission as Puerto Rico's lead agency for conservation and environmental protection.

Recent activity shows grant-driven stability with 37 to 43 awards per year from 2022 through 2024, declining to 32 in 2025 and 9 awards in early 2026 (the latter representing a partial-year snapshot). Obligated dollars far exceed potential value figures in the source data—over $1.49 billion obligated against $122 thousand in potential value—indicating that many awards carry multi-year funding or have been fully executed beyond initial estimates. Thirty-eight awards reach completion within the next 24 months and face potential recompete or renewal cycles.

Hilo operates exclusively as a grant recipient and territorial administrator; it does not hold contracts, contract vehicles, or subcontract relationships in the federal procurement sense. Its role centers on administering formula grants and project grants from DOI, EPA, NOAA, and USDA, typically deploying funds through sub-recipients including municipalities, the Puerto Rico Infrastructure and Financing Authority, university partners, and nonprofit conservation organizations. Representative recent work includes $5.04 million in NOAA Coastal Zone Management Administration funding (2025–2027) for coastal hazard mitigation and habitat restoration; $333.87 million in EPA Clean Water State Revolving Fund capitalization funding (2024–2030) for wastewater infrastructure recovery following Hurricanes Fiona and Ian; $110 thousand in USDA Forest Service Forest Stewardship Program funding (2026–2030) for technical assistance to private forest landowners; and $1.44 million in NOAA Coral Reef Conservation Program funding (2025–2027) for coral disease intervention and reef management. All work is performed in Puerto Rico, with some activities extending to nearby offshore islands.