SNAP

Sherman Creek at Shermans Dale, Pa.

Overview
  • Station Id: 01568000
  • County: Perry
  • Drainage Area: 188 sq.mi.
  • Station Coordinates: 40.344°, -77.194°
  • Period of record: 10/84 to 12/89 & 10/04 to present
Location Description

Pisgah State Road bridge at Dromgold.

Data

2000 Land Use

Urban Agricultural Agricultural Forested Other
Row Crops Pasture/Hay Total
2% 15% 11% 26% 72% 0%
Site Drainage Area

Please select a parameter from the list to view graphs of loads and concentrations. You may need to scroll down to view graphs.

Clear
2015 Flow Normalized Trends
Trend period (Water Year) 2005-2015
FNC (Flow Normalized Concentration) (mg/L) FNC Slope – mg/L/yr
FNF (Flow Normalized Flux) 10^6 kg/yr FNF Slope – 10^6 kg/yr/yr
Trend & Direction NS – Not significant,  UP – Increasing trend,  DOWN – Decreasing trend
SMK – Seasonal Mann-Kendall for flow trends, alpha level 0.05
FNC/FNF alpha level 0.1
HL (Highly Likely) ≥0.95 and ≤1.00 
VL (Very Likely) ≥0.90 and <0.95 
L (Likely) ≥0.66 and <0.90
ALAN (About as Likely as Not) >0.33 and <0.66
Parameter/code Trend Test Change Slope % Change Over the Period of Record Hypothesis Test Likelihood Test
P-value Trend Value Descriptor Direction
TN / 600 FNC -0.21 -0.021 -12 <0.05 Down 0.97 HL Down
FNF -0.0518 -0.0052 -9 0.17 NS 0.91 VL Down
TNOx / 630 FNC -0.189 -0.019 -13 0.07 Down 0.97 HL Down
FNF -0.0255 -0.0025 -5.8 0.42 NS 0.79 L Down
TON / 605 FNC -0.0197 -0.002 -7.2 0.83 NS 0.59 ALAN Down
FNF -0.0341 -0.0034 -23 0.65 NS 0.69 L Down
TNH3 / 610 FNC -0.0069 -0.00069 -19 0.24 NS 0.89 L Down
FNF -0.0033 -0.00033 -21 0.43 NS 0.79 L Down
DN / 602 FNC -0.19 -0.019 -11 <0.05 Down 0.99 HL Down
FNF -0.0429 -0.0043 -8.1 0.16 NS 0.93 VL Down
DNOx / 631 FNC -0.165 -0.017 -11 <0.05 Down 0.99 HL Down
FNF -0.0182 -0.0018 -4.2 0.51 NS 0.74 L Down
DON / 607 FNC -0.0153 -0.0015 -7 0.40 NS 0.79 L Down
FNF -0.0172 -0.0017 -20 0.31 NS 0.84 L Down
DNH3 / 608 FNC -0.002 -0.0002 -6 0.51 NS 0.74 L Down
FNF -0.0018 -0.00018 -12 0.62 NS 0.69 L Down
TP / 665 FNC -0.0018 -0.00018 -4.5 0.91 NS 0.54 ALAN Down
FNF -0.0075 -0.00075 -23 0.67 NS 0.662 L Down
DP / 666 FNC 0.00283 0.00028 12 0.42 NS 0.79 L Up
FNF -0.0007 -0.00007 -4.7 0.83 NS 0.59 ALAN Down
DOP / 671 FNC 0.0048 0.00048 27 0.09 Up 0.96 HL Up
FNF 0.00035 0.00004 3 0.67 NS 0.67 L Up
TOC / 680 FNC -0.249 -0.025 -9 0.64 NS 0.69 L Down
FNF -0.0941 -0.0094 -7.8 0.75 NS 0.61 ALAN Down
SSC-TSS / 80154 FNC -1.67 -0.17 -14 0.90 NS 0.54 ALAN Down
FNF -9.366 -0.94 -47 0.44 NS 0.79 L Down