Normal urine output 
- 0.5 to 1.5 cc/kg/hour 
- A patient should be urinating at least every 6 hours. 

Oliguria 
- Decreased urine output < 300cc/m2/24 hours 
- < 0.5 cc/kg/hour in children 
- < 1.0 cc/kg/hour in infants 
- Usually < 500 cc/day in adults 

Anuria 
- No or minimal urine output 
- Usually < 100 mL/day in adults 

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