mean lower low water

The average height of the lower low waters at a place over a 19-year period.

Related terms:

• mean lower low-water springs
• tropic lower-low-water interval
• mean diurnal low-water inequality
• lower low water
• mean low water
• mean low-water springs
• tropic low-water inequality
• Indian spring low water
• mean low-water neaps
• mean low-water lunitidal interval