Littoral Sand Budget, Hawaii — Chamberlain 
175 
TABLE 16 
Rates of Accretion and Erosion on Selected Beaches, Kauai* 
BEACH 
SECTOR 
BEACH 
LENGTH 
(yards) 
5/62-8/62 
8/62-11/62 
11/62-2/63 
2/63-5/63 
5/63-8/63 
( 3 mos.) 
( 3 mos.) 
(3 mos.) 
( 3 mos.) 
( 3 mos.) 
Kalihiwai 
northern 
600 
— 36.0 
— 51.6 
—41.6 
+86.3 
+79.6 
Anahola 
eastern 
900 
+ 13.3 
— 10.6 
+4.0 
— 21.0 
+ 3.1 
Kapaa 
eastern 
800 
+ 2.6 
—4.0 
—2.3 
+ 2.0 
+2.6 
Wailua 
eastern 
750 
-64.6 
+ 14.6 
— 28.0 
t 
t 
Nawiliwili 
eastern 
440 
— 90 
+ 1.3 
— 5.3 
+ 1.3 
+ 8.0 
Poipu 
southern 
380 
—7.6 
0 
+ 3.0 
+ 1.6 
+ 1.0 
Hanapepe 
southern 
700 
+ 19.3 
— 19.0 
— 10.6 
— 15.6 
— 19.6 
Waimea 
southern 
880 
+ 
+21.3 
+ 33.3 
+0.6 
+ 51.6 
Kekaha 
southern 
2300 
— 10.6 
— 2.3 
+47.0 
— 35.1 
— 1.0 
Polihale 
southern 
5280 
+47.3 
—4.0 
+ 111.3 
—66.0 
+8.0 
Maninihola 
northern 
350 
+8.3 
— 10.0 
-2.3 
+ 17.3 
+ 2.0 
Lumahai (W) 
northern 
700 
+ 37.0 
—233.6 
— 152.6 
+ 268.0 
+ 58.0 
Lumahai (E) 
northern 
250 
—22.0 
+91.6 
+ 315.6 
-396.6 
+6.0 
Hanalei 
northern 
2350 
-24.3 
-65.3 
— 36.0 
+ 19.3 
+ 25.3 
* Rates of accretion (+ ) and erosion ( — ) in cubic yards of sand/yard of beach/month. 
f No data. 
TABLE 17 
Rates of Accretion and Erosion, Selected Beaches, Oahu* 
BEACH 
5/62-7/62 
7/62-11/62 
11/62-3/63 
3/63-5/63 
5/63-8/63 
LENGTH 
BEACH 
sector 
( yards ) 
( 2 mos. ) 
(4 mos.) 
(4 mos.) 
( 2 mos.) 
( 3 mos.) 
Laie 
eastern 
1700 
+6.5 
— 5.7 
+6.0 
— 3.5 
-8.3 
Hauula (N) 
eastern 
667 
t 
t 
+6.5 
— 14.0 
-1.6 
Hauula 
eastern 
480 
t 
— 1.2 
— 0.5 
— 1.5 
+ 1.2 
Punaluu 
eastern 
880 
t 
— 1.2 
+ 2.0 
—4.5 
— 1.0 
Kahana 
eastern 
1100 
t 
+ 31.5 
+ 17.7 
t 
t 
Kailua (N) 
eastern 
1175 
+ 10.0 
+ 3-5 
-5.2 
— 1.5 
+ 14.3 
Kailua 
eastern 
1175 
+ 8.5 
-0.5 
+6.2 
— 14.0 
— 1.0 
Kailua (S) 
eastern 
1175 
+ 3.0 
+ 5.2 
+ 5.2 
— 12.0 
+9.3 
Lanikai (S) 
eastern 
1850 
+ 2.5 
—0.3 
+ 2.0 
— 21.1 
+ 15.3 
Waimanalo 
eastern 
3850 
+ 5.0 
— 18.0 
+ 7.7 
— 22.5 
+9.3 
Waimanalo (S) 
eastern 
3850 
+4.0 
— 8.2 
-0.7 
+9.5 
+7.3 
Makapuu 
eastern 
333 
+23.0 
+0.7 
-3.0 
— 32.0 
+7.3 
Sandy Beach 
eastern 
500 
—4.0 
— 18.5 
+ 15.7 
-20.5 
-3.6 
Kahala 
eastern 
2080 
t 
-0.7 
+ 1.2 
—1.5 
+ 1-3 
Natatorium 
eastern 
410 
t 
— 1.0 
+ 7-5 
— 12.0 
— 1.0 
Kuhio 
eastern 
1200 
t 
— 2.5 
+ 0.2 
— 1.5 
+ 2.3 
Ewa 
western 
3000 
+ 3.5 
— 1.5 
—4.5 
0 
+ 1.6 
Kalanianaole 
western 
167 
+ 176.0 
—73.2 
—7.0 
+ 42.0 
-0.3 
Maili 
western 
3300 
— 5.0 
— 5.2 
— 24.2 
+ 28.5 
+ 15.0 
Pokai 
western 
200 
+ 18.0 
— 5.5 
—6.7 
+ 0.5 
+ 18.6 
Makaha 
western 
670 
+ 32.5 
— 20.0 
-39.0 
+ 32.0 
+ 20.0 
Keawaula 
western 
1200 
+ 89.5 
-35.2 
—8.0 
+ 58.0 
+ 18.0 
Erdman 
northern 
700 
t 
— 5.0 
+ 10.5 
— 12.0 
+ 1-3 
Mokuleia 
northern 
1000 
t 
+ 2.0 
—8.5 
— 1.5 
+4.6 
Waialua 
northern 
33 
t 
—2.0 
+ 7.5 
+ 14.0 
+ 11.6 
Kawailoa 
northern 
600 
t 
—8.0 
-4.5 
+ 21.0 
+ 5.3 
Waimea 
northern 
275 
— 24.0 
-9.7 
+ 12.2 
—97.0 
+ 10.0 
Sunset 
northern 
1600 
+ 55.0 
— 22.5 
+ 20.7 
-9.5 
+ 3.6 
* Rates of accretion (+ ) and erosion ( — ) in cubic yards of sand/yard of beach/month, 
f No data. 
