Ohio Administrative Code Search
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Rule 3745-1-27 | Black river drainage basin.
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Rule 3745-1-28 | Vermilion river drainage basin.
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Rule 3745-1-29 | Wabash river drainage basin.
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Rule 3745-1-30 | Mill creek drainage basin.
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Rule 3745-1-31 | Lake Erie standards.
... derived in accordance with, rules 3745-1-01 to 3745-1-07 and 3745-1-33 to 3745-1-43 of the Administrative Code. However, criteria set forth in this rule supersede the rules listed in this paragraph where applicable. These criteria apply outside the mixing zone. (B) Temperature. (1) There shall be no water temperature changes as a result of human activity that cause mortality, long-term avoidance or exclusion from... |
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Rule 3745-1-31 | Lake Erie standards.
... derived in accordance with, rules 3745-1-01 to 3745-1-07 and 3745-1-33 to 3745-1-43 of the Administrative Code. However, criteria set forth in this rule supersede the rules listed in this paragraph where applicable. These criteria apply outside the mixing zone. (B) Water temperature in lake Erie shall not: (1) Fluctuate as a result of human activity that causes mortality, long-term avoidance or exclusion from habi... |
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Rule 3745-1-32 | Ohio river standards.
... referenced in this rule, see rule 3745-1-03 of the Administrative Code.] (A) The Ohio river is designated warmwater habitat, public water supply, agricultural water supply, industrial water supply and bathing waters, and will meet the most stringent criteria set forth in, or derived in accordance with, this rule, rules 3745-1-01 to 3745-1-07 and 3745-1-33 to 3745-1-40 of the Administrative Code. Table 32-1. Water ... |
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Rule 3745-1-33 | Water quality criteria for water supply use designations.
... referenced in this rule, see rule 3745-1-03 of the Administrative Code.] (A) Human health water quality criteria [public water supply]. (1) The chemical specific criteria listed in table 33-1 of this rule, or site-specific modifications thereof, apply as "Outside Mixing Zone Averages" and shall apply to all water bodies located within five hundred yards of drinking water intakes. For the purpose of setting water q... |
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Rule 3745-1-34 | Water quality criteria for the protection of human health [fish consumption].
... referenced in this rule, see rule 3745-1-03 of the Administrative Code.] (A) The chemical specific criteria listed in table 34-1 of this rule, or site-specific modifications thereof, apply as "Outside Mixing Zone Averages" and shall apply to all water bodies. For the purpose of setting water quality based effluent limits, these criteria shall be met after the effluent and the receiving water are reasonably well mix... |
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Rule 3745-1-35 | Aquatic life and wildlife criteria.
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Rule 3745-1-37 | Water quality criteria for recreation use designations and aesthetic conditions.
... referenced in this rule, see rule 3745-1-03 of the Administrative Code.] (A) General information. The chemical-specific criteria listed in this rule apply as "Outside Mixing Zone" or "Inside Mixing Zone Maximum." For the purpose of setting water quality based effluent limits, the criteria which apply "Outside Mixing Zone" shall be met after the effluent and the receiving water are reasonably well mixed as provided... |
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Rule 3745-1-38 | Variances from water quality standards for point sources.
...eferenced in this rule, see rule 3745-1-03 of the Administrative Code.] (A) Applicability. The director may grant a variance to a water quality standard (WQS, where WQS, for the purpose of this rule, means criteria and tier II values adopted in or developed under this chapter) which is the basis of a water quality-based effluent limit (WQBEL) included in a national pollutant discharge elimination s... |
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Rule 3745-1-39 | Site-specific modifications to criteria and values.
...eferenced in this rule, see rule 3745-1-03 of the Administrative Code.] (A) Requirements for site-specific modifications to criteria and values. Criteria and values adopted in, or developed pursuant to, this chapter may be modified on a site-specific basis to reflect local environmental conditions in accordance with the following provisions. Any such modifications shall be protective of designated ... |
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Rule 3745-1-39 | Site-specific modifications to criteria and values.
...eferenced in this rule, see rule 3745-1-03 of the Administrative Code.] (A) Requirements for site-specific modifications to criteria and values. Criteria and values adopted in, or developed pursuant to, this chapter may be modified on a site-specific basis to reflect local environmental conditions. These criteria and values shall be developed and approved in accordance with the following provisions... |
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Rule 3745-1-40 | Methodologies for development of aquatic life criteria and values.
...eria have not been adopted in rule 3745-1-35 of the Administrative Code, shall not exceed the water quality criteria or values derived using the procedures contained in this rule. (A) Tier I acute aquatic criterion (AAC) and tier II acute aquatic value (AAV). This criterion and value apply outside the mixing zone to all aquatic life habitat use designations. This criterion and value shall be expressed as the quantit... |
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Rule 3745-1-40 | Methodologies for development of aquatic life criteria and values.
...eria have not been adopted in rule 3745-1-35 of the Administrative Code, may not exceed the water quality criteria or values derived using the procedures contained in this rule. (A) Tier I acute aquatic criterion (AAC) and tier II acute aquatic value (AAV). This criterion and value apply outside the mixing zone to all aquatic life habitat use designations. This criterion and value are expressed as the quantity of ch... |
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Rule 3745-1-41 | Methodology for deriving bioaccumulation factors.
... referenced in this rule, see rule 3745-1-03 of the Administrative Code.] (A) The purpose of this rule is to describe procedures for deriving bioaccumulation factors (BAFs) to be used in the calculation of human health tier I criteria and tier II values and wildlife tier I criteria. A subset of the human health BAFs are also used to identify the chemicals that are considered bioaccumulative chemicals of concern (BCC... |
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Rule 3745-1-41 | Methodology for deriving bioaccumulation factors.
... referenced in this rule, see rule 3745-1-03 of the Administrative Code.] (A) The purpose of this rule is to describe procedures for deriving bioaccumulation factors (BAFs) to be used in the calculation of human health tier I criteria and tier II values and wildlife tier I criteria. A subset of the human health BAFs are also used to identify the chemicals that are considered bioaccumulative chemicals of concern (BCC... |
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Rule 3745-1-42 | Methodologies for development of human health criteria and values for the lake Erie drainage basin.
... referenced in this rule, see rule 3745-1-03 of the Administrative Code.] This rule applies to water bodies located in the lake Erie drainage basin. All pollutants or combinations of pollutants, for which human health criteria have not been adopted in rule 3745-1-33 or 3745-1-34 of the Administrative Code, shall not exceed the water quality criteria or values derived using the procedures contained in this rule. (A)... |
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Rule 3745-1-42 | Methodologies for development of human
health criteria and values for the lake Erie drainage basin.
...eferenced in this rule, see rule 3745-1-03 of the Administrative Code.] This rule applies to water bodies located in the lake Erie drainage basin. All pollutants or combinations of pollutants, for which human health criteria have not been adopted in rule 3745-1-33 or 3745-1-34 of the Administrative Code, shall not exceed the water quality criteria or values derived using the procedures contained in this ru... |
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Rule 3745-1-43 | Methodology for the development of wildlife criteria for the lake Erie drainage basin.
... referenced in this rule, see rule 3745-1-03 of the Administrative Code.] This rule applies to water bodies located in the lake Erie drainage basin. This rule establishes a methodology which is required when developing tier I wildlife criteria for bioaccumulative chemicals of concern (BCCs). (A) General provisions. (1) A tier I wildlife criterion is the concentration of a substance which is likely to, if not excee... |
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Rule 3745-1-43 | Methodology for the development of wildlife criteria for the lake Erie drainage basin.
... referenced in this rule, see rule 3745-1-03 of the Administrative Code.] This rule applies to water bodies located in the lake Erie drainage basin. This rule establishes the methodology required when developing tier I wildlife criteria for bioaccumulative chemicals of concern (BCCs). (A) General provisions. (1) A tier I wildlife criterion is the concentration of a substance which is likely to, if not exceeded, p... |
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Rule 3745-1-44 | Whole effluent toxicity provisions.
...eferenced in this rule, see rule 3745-1-03 of the Administrative Code.] [Comment: See rule 3745-2-09 of the Administrative Code for whole effluent toxicity water quality based effluent limit calculation procedures.] (A) Protection of aquatic life - whole effluent approach. (1) An acute toxicity level of 0.3 acute units (TU a ) shall apply outside the mixing zone to limited resource water, warmwat... |
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Rule 3745-1-44 | Whole effluent toxicity provisions.
...eferenced in this rule, see rule 3745-1-03 of the Administrative Code.] [Comment: See rule 3745-2-09 of the Administrative Code for whole effluent toxicity water quality based effluent limit calculation procedures.] (A) Protection of aquatic life - whole effluent approach. (1) An acute toxicity level of 0.3 acute units (TU a ) applies outside the mixing zone to limited resource water, warmwater, ... |
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Rule 3745-1-50 | Wetland definitions and availability of documents.
... referenced in this rule, see rule 3745-1-03 of the Administrative Code.] In addition to the definitions in rules 3745-1-02 and 3745-32-01 of the Administrative Code technical words used in rules 3745-1-50 to 3745-1-54 of the Administrative Code shall be defined as follows: (A) "33 C.F.R." means Title 33 of the Code of Federal Regulations effective July 1, 2017. (B) "40 C.F.R." means Title 40 of th... |