 #define temperatureVarience 0
 #define targetTurbidity 0
 #define turbidityVarience 0
-#define targetPH 0
-#define pHVarience 0
 
 #define lLightLed 13
 #define rLightLed 12
 #define turbLed 11
 #define tempLed 10
-#define phLed 9
 
 float lightR = 0.0;
 float lightL = 0.0;
 float waterTemp = 0.0;
 float waterTurb = 0.0;
-float waterPH = 0.0;
 
 uint16_t lightRBuffer[64];
 uint16_t lightLBuffer[64];
 uint16_t tempBuffer[64];
 uint16_t turbBuffer[64];
-uint16_t pHBuffer[64];
 
 uint8_t bufferCounter = 1;
 

  if(turbDifference > turbidityVarience){
    digitalWrite(turbLed, HIGH);
  }
  float phDifference = targetPH > waterPH ? targetPH - waterPH : waterPH - targetPH;
  if(phDifference > pHVarience){
    digitalWrite(phLed, HIGH);
  }

//  aquarium light scheduling
//  water temp modifications

  lightLBuffer[bufferCounter] = lightL;
  tempBuffer[bufferCounter] = waterTemp;
  turbBuffer[bufferCounter] = waterTurb;
  bufferCounter += 1;
  Serial.print("leftLight: ");
  Serial.print(lightL);
