| #P001 | physical | operational | mandatory | River level effect | other | requirement | < 3 cm | Exceptions to the application of the Act if there are insignificant effects on river flows or levels at the Canada – United States boundary | To qualify for an exception to the application of the Act | high |
| #P002 | physical | operational | mandatory | River flow effect | other | requirement | < 0.3 cubic metres per second | Exceptions to the application of the Act if there are insignificant effects on river flows or levels at the Canada – United States boundary | To qualify for an exception to the application of the Act | high |
| #P003 | chemical | health | guideline | 1-bromo-3-chloro-5,5-dimethylhydantoin and related hydantoins - Acute Fish ALRV | aquatic life | requirement | 200 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Short-term (acute) exposure to fish | high |
| #P004 | chemical | health | guideline | 2,4-D - Acute Fish ALRV | aquatic life | requirement | 47 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Short-term (acute) exposure to fish | high |
| #P005 | chemical | health | guideline | 2,4-D - Chronic Fish ALRV | aquatic life | requirement | 120 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Long-term (chronic) exposure to fish | high |
| #P006 | chemical | health | guideline | 2,4-D - Acute invertebrate ALRV | aquatic life | requirement | > 100 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Short-term (acute) exposure to invertebrates | high |
| #P007 | chemical | health | guideline | Atrazine - Chronic Fish ALRV | aquatic life | requirement | 5 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Long-term (chronic) exposure to fish | high |
| #P008 | chemical | health | guideline | Atrazine - Non-vascular plants ALRV | aquatic life | requirement | < 1 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Exposure to non-vascular plants (algae) | high |
| #P009 | chemical | health | guideline | Chlorpyrifos - Acute invertebrate ALRV | aquatic life | requirement | 0.044 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Short-term (acute) exposure to invertebrates | high |
| #P010 | chemical | health | guideline | Glyphosate - Vascular plants ALRV | aquatic life | requirement | 10600 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Exposure to vascular plants | high |
| #P011 | chemical | unknown | guideline | 2,4-D - Non-vascular plants ALRV | aquatic life | requirement | 94 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Exposure to non-vascular plants (algae) | high |
| #P012 | chemical | unknown | guideline | 2,4-D - Vascular plants ALRV | aquatic life | requirement | 70 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Exposure to vascular plants | high |
| #P013 | chemical | unknown | guideline | 2,4-DB - Acute Fish ALRV | aquatic life | requirement | 3240 µɡ/L | | Short-term (acute) exposure to fish | high |
| #P014 | chemical | unknown | guideline | 2,4-DB - Chronic Fish ALRV | aquatic life | requirement | 1660 µɡ/L | | Long-term (chronic) exposure to fish | high |
| #P015 | chemical | unknown | guideline | Abamectin - Acute invertebrate ALRV | aquatic life | requirement | 0.025 µɡ/L | | Short-term (acute) exposure to invertebrates | high |
| #P016 | chemical | unknown | guideline | Abamectin - Chronic invertebrate ALRV | aquatic life | requirement | 0.0029 µɡ/L | | Long-term (chronic) exposure to invertebrates | high |
| #P017 | chemical | unknown | guideline | Acephate - Acute invertebrate ALRV | aquatic life | requirement | 650 µɡ/L | | Short-term (acute) exposure to invertebrates | high |
| #P018 | chemical | unknown | guideline | Acephate - Chronic invertebrate ALRV | aquatic life | requirement | 150 µɡ/L | | Long-term (chronic) exposure to invertebrates | high |
| #P019 | chemical | unknown | guideline | 1-bromo-3-chloro-5,5-dimethylhydantoin and related hydantoins - Acute invertebrate ALRV | aquatic life | requirement | 235 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Short-term (acute) exposure to invertebrates | high |
| #P020 | chemical | unknown | guideline | Atrazine - Acute Fish ALRV | aquatic life | requirement | 2650 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Short-term (acute) exposure to fish | high |
| #P021 | chemical | unknown | guideline | Atrazine - Acute invertebrate ALRV | aquatic life | requirement | 360 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Short-term (acute) exposure to invertebrates | high |
| #P022 | chemical | unknown | guideline | Atrazine - Chronic invertebrate ALRV | aquatic life | requirement | 60 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Long-term (chronic) exposure to invertebrates | high |
| #P023 | chemical | unknown | guideline | Atrazine - Vascular plants ALRV | aquatic life | requirement | 4.6 µɡ/L | ALRVs are pesticide concentrations in surface water below which risks to aquatic life are not expected. | Exposure to vascular plants | high |
| #P024 | chemical | unknown | guideline | 2-methyl-4-isothiazolin-3-one - Acute Fish ALRV | aquatic life | requirement | 35 µɡ/L | | Short-term (acute) exposure to fish | high |
| #P025 | chemical | unknown | guideline | 2-methyl-4-isothiazolin-3-one - Chronic Fish ALRV | aquatic life | requirement | 20 µɡ/L | | Long-term (chronic) exposure to fish | high |
| #P026 | chemical | unknown | guideline | 2-methyl-4-isothiazolin-3-one - Acute invertebrate ALRV | aquatic life | requirement | 90 µɡ/L | | Short-term (acute) exposure to invertebrates | high |
| #P027 | chemical | unknown | guideline | 2-methyl-4-isothiazolin-3-one - Chronic invertebrate ALRV | aquatic life | requirement | 100 µɡ/L | | Long-term (chronic) exposure to invertebrates | high |
| #P028 | chemical | unknown | guideline | 2-methyl-4-isothiazolin-3-one - Non-vascular plants ALRV | aquatic life | requirement | 23 µɡ/L | | Exposure to non-vascular plants (algae) | high |