Port Perry Lake North Arm vs Port Perry Lake
Water quality, depth, fish species, and recreation comparison.
Port Perry Lake has a higher water quality grade (A, Excellent) than Port Perry Lake North Arm (B, Good). Both are in Perry County, Wisconsin.
Port Perry Lake North Arm and Port Perry Lake are both in Missouri — a same-state head-to-head where the comparison comes down to lake-specific differences in depth, watershed, and monitoring history rather than the broader state-level water-quality regime. The grades are close: Port Perry Lake North Arm (B) and Port Perry Lake (A) are within one letter of each other on the LakeGrade rubric. The per-parameter sub-grades below will show where the small differences actually live.
With grades this close, the choice between the two lakes turns on non-water-quality factors: depth, fish species, public access, distance from home. The per-lake pages below cover all of those.
Port Perry Lake North Arm
Moderate clarity, visible to about 7.4 ft.
Port Perry Lake
Good clarity, visible to about 12 ft.
Side-by-Side Metrics
| Metric | Port Perry Lake North Arm | Port Perry Lake |
|---|---|---|
| Overall Grade | B (Good) | A (Excellent) |
| Water Clarity | 7.4 ft | 12 ft |
| Phosphorus | 9.5 µg/L | 8.3 µg/L |
| Chlorophyll-a (Algae) | 2.9 µg/L | 2.1 µg/L |
| Maximum Depth | - | - |
| Surface Area | 12 acres | 187 acres |
| Public Access | Unknown | Unknown |
| Fish Species | 0 | 0 |
| Trophic State | mesotrophic | oligotrophic |
Bold value = better for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better).
Verdict
Port Perry Lake wins on overall water quality with a Grade A versus Port Perry Lake North Arm's Grade B. Water clarity: 12 ft vs 7.4 ft. For fishing diversity, Port Perry Lake also leads with 0 species.