| Total Nitrogen mg/L | |||||||||||||
| mid November | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | g-Mean |
| Bessette @ Hwy6 | 0.298 | 0.197 | 0.321 | ! | 0.202 | 0.219 | 0.255 | 0.161 | <0.050 | 0.193 | 0.299 | 0.230 | 0.232 |
| Duteau @ Hwy6 | 0.790 | 0.632 | 0.635 | 0.442 | 0.700 | 1.090 | 0.556 | 0.714 | 0.454 | 0.838 | 0.799 | 0.772 | 0.681 |
| Vance | 0.208 | 0.118 | <0.050 | 0.071 | 0.118 | <0.050 | 0.094 | 0.050 | 0.133 | 0.138 | 0.107 | ||
| Mid Bessette | 0.614 | 0.571 | 0.563 | 0.294 | 0.400 | 0.463 | 0.383 | 0.435 | 0.347 | 0.723 | 0.551 | 0.501 | 0.473 |
| Lower Bessette | 0.564 | 0.518 | 0.494 | 0.300 | 0.479 | 0.492 | 0.383 | 0.414 | 0.322 | 0.759 | 0.379 | 0.513 | 0.454 |
| geometric Mean | 0.534 | 0.438 | 0.411 | 0.260 | 0.406 | 0.329 | 0.301 | 0.379 | 0.262 | 0.338 | 0.367 | 0.363 | |
| mid September | |||||||||||||
| Bessette @ Hwy6 | 0.310 | 0.289 | 0.114 | 0.217 | |||||||||
| Duteau @ Hwy6 | 0.674 | 0.841 | 0.480 | 0.648 | |||||||||
| Vance | 0.064 | 0.064 | |||||||||||
| Mid Bessette | 0.527 | 0.393 | 0.296 | 0.394 | |||||||||
| Lower Bessette | 0.458 | 0.343 | 0.246 | 0.338 | |||||||||
| geometric Mean | 0.474 | 0.425 | 0.191 | ||||||||||
| mid August | |||||||||||||
| Bessette @ Hwy6 | 0.348 | 0.242 | 0.151 | 0.239 | 0.217 | 0.262 | 0.255 | 0.243 | 0.106 | 0.141 | 0.188 | 0.238 | 0.210 |
| Duteau @ Hwy6 | 0.583 | 0.453 | 0.460 | 0.462 | 0.557 | 0.864 | 0.556 | 0.640 | 0.429 | 0.471 | 0.551 | 0.671 | 0.547 |
| Vance | 0.127 | 0.117 | 0.156 | 0.556 | 0.118 | 0.092 | 0.079 | 0.050 | 0.216 | 0.124 | 0.131 | ||
| Mid Bessette | 0.506 | 0.469 | 0.444 | 0.333 | 0.598 | 0.616 | 0.383 | 0.390 | 0.337 | 0.269 | 0.499 | 0.553 | 0.437 |
| Lower Bessette | 0.349 | 0.506 | 0.253 | 0.274 | 0.295 | 0.433 | 0.383 | 0.337 | 0.268 | 0.402 | 0.321 | 0.440 | 0.347 |
| geometric Mean | 0.435 | 0.402 | 0.251 | 0.260 | 0.319 | 0.507 | 0.301 | 0.285 | 0.201 | 0.205 | 0.324 | 0.344 | |
| mid July | |||||||||||||
| Bessette @ Hwy6 | 0.290 | 0.275 | <0.050 | 0.282 | |||||||||
| Duteau @ Hwy6 | 0.758 | 0.537 | 0.579 | 0.618 | |||||||||
| Vance | <0.050 | #NUM! | |||||||||||
| Mid Bessette | 0.582 | 0.253 | 0.373 | 0.380 | |||||||||
| Lower Bessette | 0.462 | 0.269 | 0.334 | 0.346 | |||||||||
| geometric Mean | 0.493 | 0.317 | 0.416 | ||||||||||
| mid May (freshet) | |||||||||||||
| Bessette @ Hwy6 | 0.453 | 0.420 | 0.229 | 0.226 | 0.305 | <0.050 | 0.298 | 0.304 | 0.386 | 0.326 | 0.472 | 1.230 | 0.374 |
| Duteau @ Hwy6 | 0.696 | 0.497 | 0.522 | 0.453 | 0.289 | 0.316 | 0.865 | 0.419 | 0.871 | 0.351 | 0.496 | 0.875 | 0.516 |
| Vance | 0.083 | 0.146 | 0.575 | <0.050 | 0.127 | 0.590 | 0.249 | 0.241 | 0.404 | 0.416 | 0.259 | ||
| Mid Bessette | 0.526 | 0.612 | 0.374 | 0.362 | 0.351 | 0.304 | 0.356 | 0.495 | 0.472 | 0.469 | 0.824 | 0.862 | 0.474 |
| Lower Bessette | 0.522 | 0.534 | 0.430 | 0.272 | 0.358 | 0.169 | 0.455 | 0.536 | 0.558 | 0.415 | 0.567 | 0.993 | 0.446 |
| geometric Mean | 0.542 | 0.511 | 0.276 | 0.271 | 0.364 | 0.253 | 0.351 | 0.457 | 0.466 | 0.352 | 0.536 | 0.825 | |
| mid April | |||||||||||||
| Bessette @ Hwy6 | 0.400 | 0.550 | 0.307 | 0.407 | |||||||||
| Duteau @ Hwy6 | 0.776 | 0.745 | 0.532 | 0.675 | |||||||||
| Vance | 0.365 | 0.365 | |||||||||||
| Mid Bessette | 0.223 | 0.643 | 0.493 | 0.413 | |||||||||
| Lower Bessette | 0.431 | 0.629 | 0.469 | 0.503 | |||||||||
| geometric Mean | 0.416 | 0.638 | 0.424 | ||||||||||