NRC Proposes Radiation Safety Clarifications for Nuclear Canisters
Published Date: 2/4/2025
Proposed Rule
Summary
The NRC updated the rules for storing spent nuclear fuel using Holtec’s HI-STORM UMAX system. These changes clarify safety limits for radiation around the storage lids and tweak how radiation is measured. This update affects nuclear plants using this system and helps keep storage safer without extra costs or delays.
Analyzed Economic Effects
1 provisions identified: 1 benefits, 0 costs, 0 mixed.
Holtec HI‑STORM UMAX safety updates
The NRC proposes to revise the Holtec HI‑STORM UMAX Canister Storage System listing (Certificate of Compliance No. 1040, Revision 1 to Amendment Nos. 0 through 2). The revision clarifies the technical basis for dose rate limits at the closure lids, changes the dose rate limit values and where dose rates are measured, and makes editorial updates. The change is said to affect nuclear plants using this system and to keep spent fuel storage safer without extra costs or delays.
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