{"query":{"parameter":"chromium","place":"CA-AB","medium":null,"statistic":null,"kind":null},"searched":{"places":["CA-AB","CA"],"parameter_keys":["cas:7440-47-3","cas:16065-83-1","name:chromium (+3)","name:chromium +3, total","name:chromium-51","cas:18540-29-9","name:chromium (+6)","name:chromium +6","name:chromium +6, total","name:chromium ii iii","name:chromium total","name:chromium, total","name:chromium (vi) (freshwater) chromium (vi) marine","cas:92203-02-6","name:total chromium","name:cromo totale","name:chrome total"],"names_matched":[["chromium","cas:7440-47-3"],["chromium 3","cas:16065-83-1"],["chromium 3","name:chromium (+3)"],["chromium 3 total","name:chromium +3, total"],["chromium 3 total recoverable","name:chromium (+3)"],["chromium 51","name:chromium-51"],["chromium 6","cas:18540-29-9"],["chromium 6","name:chromium (+6)"],["chromium 6","name:chromium +6"],["chromium 6 total","name:chromium +6, total"],["chromium 6 total recoverable","name:chromium (+6)"],["chromium and chromium compounds metallic divalent and trivalent","name:chromium ii iii"],["chromium compounds hexavalent","cas:18540-29-9"],["chromium hex","cas:18540-29-9"],["chromium hex dissolved","cas:18540-29-9"],["chromium hexavalent","cas:18540-29-9"],["chromium hexavalent cr vi","cas:18540-29-9"],["chromium hexavalent dissolved","cas:18540-29-9"],["chromium hexavalent total","cas:18540-29-9"],["chromium ii iii","name:chromium ii iii"],["chromium iii","cas:16065-83-1"],["chromium iii dissolved","cas:16065-83-1"],["chromium iii insoluble salts","cas:16065-83-1"],["chromium iii soluble compounds","cas:16065-83-1"],["chromium iii total","cas:16065-83-1"],["chromium iii total recoverable","cas:16065-83-1"],["chromium total","name:chromium total"],["chromium total","name:chromium, total"],["chromium total hexavalent cr vi","cas:18540-29-9"],["chromium total trivalent cr iii","cas:16065-83-1"],["chromium tri","cas:16065-83-1"],["chromium trivalent","cas:16065-83-1"],["chromium trivalent cr iii","cas:16065-83-1"],["chromium trivalent dissolved","cas:16065-83-1"],["chromium vi","cas:18540-29-9"],["chromium vi and compounds 1 12","cas:18540-29-9"],["chromium vi and compounds 1 13","cas:18540-29-9"],["chromium vi dissolved","cas:18540-29-9"],["chromium vi freshwater chromium vi marine","name:chromium (vi) (freshwater) chromium (vi) marine"],["chromium vi total","cas:18540-29-9"],["chromium vi total recoverable","cas:18540-29-9"],["hexavalent chromium","cas:18540-29-9"],["phosphoric acid reaction products with aluminum hydroxide and chromium oxide cro3","cas:92203-02-6"],["total chromium","name:total chromium"],["total chromium total recoverable","name:total chromium"],["chrom vi","cas:18540-29-9","chrom"],["cromo esavalente","cas:18540-29-9","cromo"],["cromo hexavalente","cas:18540-29-9","cromo"],["cromo total","name:total chromium","cromo"],["cromo totale","name:cromo totale","cromo"],["cromo trivalente","cas:16065-83-1","cromo"],["cromo vi","cas:18540-29-9","cromo"],["chrome composes de chrome hexavalent","cas:18540-29-9","chrome"],["chrome composes de chrome trivalent","cas:16065-83-1","chrome"],["chrome hexavalent et composes en cr 6","cas:18540-29-9","chrome"],["chrome iii cr iii","cas:16065-83-1","chrome"],["chrome total","name:chrome total","chrome"],["chrome total cr","name:chrome total","chrome"],["chrome vi cr vi","cas:18540-29-9","chrome"]],"match":"exact+contains","order":"The place's own instruments first, then each place above it, each in its register's order; rows for a marine receiving water after the rest, as none of the place's own rows names a marine, salt, estuarine, coastal or ocean water"},"total":67,"offset":0,"returned":50,"next_offset":50,"rows":[{"id":"5cfcb70262e23983","parameter":"Chromium (total)","value":"0.05","value_num":0.05,"unit":"mg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:7440-47-3","place":["CA-AB"],"conditions":["land use: Natural Area","fine-grained soil (50% or more by mass passes a 75 μm sieve)","Tier 1: a generic guideline, applied where the site's conditions are consistent with Tier 1 (s. 5.1.5); otherwise, or where it is exceeded, a Tier 2 guideline or exposure control may replace it"],"cite":{"instrument":"ca_ab_tier1_gw","title":"Alberta Tier 1 Soil and Groundwater Remediation Guidelines (June 2024) — Table 2, groundwater","issuer":"Alberta Environment and Protected Areas (Lands Policy and Programs Branch)","edition":"Updated June 27, 2024 (EPA, Lands Policy, 2024, No. 1; 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ISBN 978-1-4601-6067-1): previous editions replaced","source_url":"https://open.alberta.ca/dataset/842becf6-dc0c-4cc7-8b29-e3f383133ddc/resource/b6b28b89-f0db-49c5-b3bd-6046943af610/download/epa-alberta-tier-1-soil-groundwater-remediation-guidelines-2024-06.pdf","source_sha256":"4120380f36f55c677bac749c5e7150f233f781497bec9cd56a56f1f239bdae3f","fetched_at":"2026-10-15","section":"Table 2, Alberta Tier 1 Groundwater Remediation Guidelines, fine soil, Residential/Parkland","page":40,"quote":null}},{"id":"c747033186a4a940","parameter":"Chromium (total)","value":"0.05","value_num":0.05,"unit":"mg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:7440-47-3","place":["CA-AB"],"conditions":["land use: Commercial/Industrial","fine-grained soil (50% or more by mass passes a 75 μm sieve)","Tier 1: a generic guideline, applied where the site's conditions are consistent with Tier 1 (s. 5.1.5); otherwise, or where it is exceeded, a Tier 2 guideline or exposure control may replace it"],"cite":{"instrument":"ca_ab_tier1_gw","title":"Alberta Tier 1 Soil and Groundwater Remediation Guidelines (June 2024) — Table 2, groundwater","issuer":"Alberta Environment and Protected Areas (Lands Policy and Programs Branch)","edition":"Updated June 27, 2024 (EPA, Lands Policy, 2024, No. 1; 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