MORPHOMETRIC DATA

Flushing Rate (yr¹)

6,971,500

1993

2004 MESOTROPHIC

MESOTROPHIC

9.1

2.4

25,300

7Max. Depth (m):

Mean Depth (m):

Volume (m³):

Watershed Area (Ac.):

Shore Length (m):

HIGHLAND LAKE, STODDARD, NH

TROPHIC CLASSIFICATION KNOWN EXOTIC SPECIES

Year Trophic class

Surface Area (Ac.): 712

Elevation (ft): 1294

P Retention Coef: 0.49

The Waterbody Report Card tables are generated from the DRAFT 2014 305(b) report on the status of N.H. waters, and are based on data collected from 2004-

2013. Detailed waterbody assessment and report card information can be found at www.des.nh.gov/organizations/divisions/water/wmb/swqa/index.htm

Volunteer Lake Assessment Program Individual Lake Reports

19,008

Designated Use Parameter Category Comments

Phosphorus (Total) GoodAquatic Life Sampling data is better than the water quality standards or thresholds for this parameter.

pH Bad Data periodically exceed water quality standards or thresholds for a given parameter by a large margin.

Oxygen, Dissolved Very Good All sampling data meet water quality standards or thresholds for this parameter.

Dissolved oxygen satura Slightly Bad Data periodically exceed water quality standards or thresholds for a given parameter by a small margin.

Chlorophyll-a Good Sampling data is better than the water quality standards or thresholds for this parameter.

Escherichia coli GoodPrimary Contact Recreation Sampling data commonly meet water quality standards or thresholds for this parameter.

Chlorophyll-a Very Good All sampling data meet water quality standards or thresholds for this parameter.

BEACH PRIMARY CONTACT ASSESSMENT STATUS

WATERSHED LAND USE SUMMARY

Fry, J., Xian, G., Jin, S., Dewitz, J., Homer, C., Yang, L., Barnes, C., Herold, N., and Wickham, J., 2011. Completion of the 2006 National Land Cover Database

for the Conterminous United States, PERS, Vol. 77(9):858-864. For larger image contact NHDES.

Escherichia coli Bad Data periodically exceed water quality standards or thresholds for this parameter by a large margin.HIGHLAND LAKE-HIGHLAND LAKE BOAT

LAUNCH

Land Cover Category % Cover Land Cover Category % Cover Land Cover Category % Cover

Open Water 5.2

Developed-Open Space 2.58

Developed-Low Intensity 0.59

Developed-Medium Intensity 0.01

Developed-High Intensity 0

Barren Land 0

Deciduous Forest 39.23

Evergreen Forest 15.01

Mixed Forest 31.25

Shrub-Scrub 0.58

Grassland/Herbaceous 0.05

Pasture Hay 0.92

Cultivated Crops 0.1

Woody Wetlands 3.49

Emergent Wetlands 0.91

This epo t as ge e ated the NH DES Volu tee Lake Assess e t P og a VLAP . Fo o e i fo aio o ta t VLAP at - o sa a.stei e @des. h.go

Observations Refer to Ta le 1 and Histori al Deep Spot Data Graphi s) Chlorophyll-a: Chlo oph ll le els e e ithi a a e age a ge i Ju e, i eased to ele ated le els i Jul , a d the de eased to a e age le els i August. The a e age hlo oph ll le el i eased f o a d as g eate tha the state edia . Histo i al t e d a al sis i di ates sig ii a tl de easi g i p o i g hlo oph ll le els si e

o ito i g ega . Conductivity/Chloride: Epili ei uppe ate la e , Ca B ook, Ke ed B ook, a d Ri e B ook o du i it a d/o hlo ide le els e e lo a d less tha the state edia s. Dead B ook o du i it le els e e app o i atel e ual to the state edia . Histo i al t e d a al sis i di ates highl a ia le epili ei o du i it le els si e o ito i g

ega . Total Phosphorus: Epili ei phospho us le els e e ithi a a e age a ge i Ju e a d August a d e e slightl ele ated i Jul he algal g o th as ele ated. A e age epili ei phospho us i eased slightl f o a d as slightl g eate tha the state edia . Histo i al t e d a al sis i di ates sig ii a tl de easi g i p o i g epili ei phospho us le els si e o ito i g ega . Ca B ook, Dead B ook a d Ri e B ook phospho us le els e ai ed ithi a e age a ges fo those staio s ut e e slightl highe i Jul follo i g a sto e e t. Ke ed

B ook phospho us le els e e ele ated o ea h sa pli g e e t pote iall due to lo lo o diio s a d ate i h i dissol ed o ga i ate . Transparency: T a spa e easu ed ith VS a d ithout NVS the ie s ope as high good i Ju e a d August ho e e it as lo i Jul due to the ele ated algal g o th. A e age NVS t a spa e de eased o se ed f o a d as slightl less tha the state edia . Histo i al t e d a al sis i di ates sta le t a spa e ith

ode ate a ia ilit et ee ea s. Turbidity: Epili ei tu idit le els e e slightl ele ated i Ju e, pote iall due to polle i the ate , a d Jul due to algal g o th, the de eased i August. Ca B ook, Ke ed B ook a d Ri e B ook tu idit le els e e also slightl ele ated i Ju e a d Jul a d the de eased to lo le els i August. Dead B ook tu idit le els e e slightl ele ated o ea h sa pli g e e t. Lo lo o diio s i Ju e a d a sto e e t i Jul ould ha e i lue ed tu idit le els. pH: Epili ei a d t i uta pH le els e e ge e all less tha the desi a le a ge . - . u its. Histo i al t e d a al sis i di ates sta le epili ei pH le els ith ode ate a ia ilit et ee ea s.

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Highland Lake, South Stn., Stoddard

6 Data Summary

NH Media Values: Media alues fo spe ii pa-a ete s ge e ated f o histo i lake o ito i g

data. Alkali it : . g/L

Chloroph ll-a: . g/

Co du ivit : . uS/

Chloride: g/L

Total Phosphorus: ug/L

Tra spare : .

pH: .

NH Water Qualit Sta dards: Nu e i ite ia fo spe ii pa a ete s. Results e eedi g ite ia a e o side ed a ate ualit iolaio .

Chloride: > g/L h o i

E. oli: > ts/ L – pu li ea h

E. oli: > ts/ L – su fa e ate s

Tur idit : > NTU a o e atu al le el pH: et ee . - . u less atu all o u i g

Para eter Tre d E pla aio E pla aio Tre d Para eter

Chlo oph ll-a I p o i g Data sig ii a tl de easi g. T e d ot sig ii a t; data high a ia le. Sta le Co du i it

T a spa e Sta le T e d ot sig ii a t; data ode atel a ia le. T e d ot sig ii a t; data ode atel a ia le. Sta le pH epili io

Phospho us epili io I p o i g Data sig ii a tl de easi g.

Historical Water Quality Trend Analysis

Recommended Actions: The i p o i g phospho us, hlo oph ll a d o du i it t e ds a e a g eat sig a d e hope to see this o i ue! The South St . e pe ie ed a s all algal loo i Jul follo i g d ought o diio s a d lo ate le els hi h likel etai ed ut ie ts e essa to feed the algal g o th, a d August algal g o th had etu ed to o al. Phospho us le els i eased slightl i se e al t i uta ies follo i g a sto e e t i Jul ho e e follo i g a o all d o diio s a d lo lo s, this a ha e ee atu all o u i g. Volu tee s oted a u da t a uai pla t g o th hi h as likel due to the ild i te , ea lie i e-out a d sta t to g o i g seaso fo a uai pla t a d algae, o i ed ith shallo depths a d lo ate le els. Volu tee s oted a a u da e of Ca ada Geese. Co ta t the USDA APHIS Di isio fo i fo aio o a s to dete a d edu e geese populaio s if

e essa . Keep up the g eat o k!

Staio Na e Ta le . A e age Wate Qualit Data fo HIGHLAND LAKE, SOUTH STN. Alk. Chlo -a Chlo ide Co d. Total P T a s. Tu . pH

g/l ug/l g/l uS/ ug/l tu

NVS VS

Epili io . . . . . . .

Ca B ook . . .

Dead B ook . . .

Ke ed B ook . . .

Ri e B ook . . .