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Ask for one by its name or CAS number."}},"total":25,"offset":0,"returned":25,"next_offset":null,"rows":[{"id":"424bea439cb551d5","parameter":"1,4-Dichlorobenzene","value":"0.001","value_num":0.001,"unit":"mg/L","direction":"max","kind":"guideline","medium":"groundwater","level":"regional","parameter_key":"cas:106-46-7","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; ISBN 978-1-4601-6067-1): previous editions 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