Does eSpring remove mercury?
Yes
23 eSpring models we track are independently certified to remove mercury — across faucet and under-sink filters.
Based on the itemized NSF, WQA & IAPMO certified-model listings we track for eSpring (23 of 23 models).
Which eSpring models are certified
Certification is per model — make sure the product you buy is one of these specific certified models, not just the same brand.
| Certified model | Type | |
|---|---|---|
| eSpring 122940 | faucet | Details → |
| eSpring 122940 IN | faucet | Details → |
| eSpring 122940C | faucet | Details → |
| eSpring 122940CA | faucet | Details → |
| eSpring 122940CH | faucet | Details → |
| eSpring 122940HK | faucet | Details → |
| eSpring 122940J | faucet | Details → |
| eSpring 122940K | faucet | Details → |
| eSpring 122940M | faucet | Details → |
| eSpring 122940SG | faucet | Details → |
+ 13 more certified eSpring models.
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About mercury
MCL 2 ug/L. Kidney and neurological damage. Industrial/natural sources.
What eSpring filters are certified to remove
Across the eSpring models we track, here’s what their certifications actually cover.
See every filter certified for mercury — all brands, ranked.
Certified for mercury → Other brands & mercury
How we know: we normalize the public certified-product listings from NSF, WQA, and IAPMO. A “yes” means a specific eSpring model is listed as certified for mercury. See our methodology.